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40676720472 = 23322324563237
BaseRepresentation
bin100101111000100001…
…010111111101011000
310212222211102111110200
4211320201113331120
51131301220023342
630404151142200
72640002263533
oct457041277530
9125884374420
1040676720472
1116283a48163
127a72674960
133ab333088b
141d7c405a1a
1510d110b94c
hex978857f58

40676720472 has 48 divisors (see below), whose sum is σ = 114955953840. Its totient is φ = 12969388608.

The previous prime is 40676720459. The next prime is 40676720473. The reversal of 40676720472 is 27402767604.

40676720472 is a `hidden beast` number, since 40 + 6 + 76 + 72 + 0 + 472 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40676720473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12279963 + ... + 12283274.

It is an arithmetic number, because the mean of its divisors is an integer number (2394915705).

Almost surely, 240676720472 is an apocalyptic number.

It is an amenable number.

40676720472 is an abundant number, since it is smaller than the sum of its proper divisors (74279233368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40676720472 is a wasteful number, since it uses less digits than its factorization.

40676720472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24563272 (or 24563265 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 45.

The spelling of 40676720472 in words is "forty billion, six hundred seventy-six million, seven hundred twenty thousand, four hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 12 18 23 24 36 46 69 72 92 138 184 207 276 414 552 828 1656 24563237 49126474 73689711 98252948 147379422 196505896 221069133 294758844 442138266 564954451 589517688 884276532 1129908902 1694863353 1768553064 2259817804 3389726706 4519635608 5084590059 6779453412 10169180118 13558906824 20338360236 40676720472