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40625604047 = 78372796181
BaseRepresentation
bin100101110101011110…
…011000010111001111
310212212021020111220202
4211311132120113033
51131200123312142
630355123404115
72635511636210
oct456536302717
9125767214822
1040625604047
1116258104686
127a5952363b
133aa5874282
141d756db407
1510cb8b1032
hex9757985cf

40625604047 has 16 divisors (see below), whose sum is σ = 47053773312. Its totient is φ = 34354726560.

The previous prime is 40625604037. The next prime is 40625604083. The reversal of 40625604047 is 74040652604.

It is not a de Polignac number, because 40625604047 - 26 = 40625603983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40625604047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40625604017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 374297 + ... + 470477.

It is an arithmetic number, because the mean of its divisors is an integer number (2940860832).

Almost surely, 240625604047 is an apocalyptic number.

40625604047 is a deficient number, since it is larger than the sum of its proper divisors (6428169265).

40625604047 is an equidigital number, since it uses as much as digits as its factorization.

40625604047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96998.

The product of its (nonzero) digits is 161280, while the sum is 38.

The spelling of 40625604047 in words is "forty billion, six hundred twenty-five million, six hundred four thousand, forty-seven".

Divisors: 1 7 83 581 727 5089 60341 96181 422387 673267 7983023 55881161 69923587 489465109 5803657721 40625604047