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468623797146 = 232231378262347
BaseRepresentation
bin1101101000111000010…
…01111010101110011010
31122210121012100110110100
412310130021322232122
530134220143002041
6555141030200230
745566635360311
oct6643411725632
91583535313410
10468623797146
11170818a0993a
12769a51b3076
1335263919a7b
14189780dd278
15c2cb2b56b6
hex6d1c27ab9a

468623797146 has 48 divisors (see below), whose sum is σ = 1067230966464. Its totient is φ = 148325635392.

The previous prime is 468623797139. The next prime is 468623797237. The reversal of 468623797146 is 641797326864.

It is a happy number.

468623797146 is a `hidden beast` number, since 4 + 68 + 62 + 379 + 7 + 146 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4074456 + ... + 4187891.

It is an arithmetic number, because the mean of its divisors is an integer number (22233978468).

Almost surely, 2468623797146 is an apocalyptic number.

468623797146 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

468623797146 is an abundant number, since it is smaller than the sum of its proper divisors (598607169318).

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

468623797146 is a wasteful number, since it uses less digits than its factorization.

468623797146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8262515 (or 8262512 counting only the distinct ones).

The product of its digits is 73156608, while the sum is 63.

The spelling of 468623797146 in words is "four hundred sixty-eight billion, six hundred twenty-three million, seven hundred ninety-seven thousand, one hundred forty-six".

Divisors: 1 2 3 6 9 18 23 46 69 137 138 207 274 411 414 822 1233 2466 3151 6302 9453 18906 28359 56718 8262347 16524694 24787041 49574082 74361123 148722246 190033981 380067962 570101943 1131941539 1140203886 1710305829 2263883078 3395824617 3420611658 6791649234 10187473851 20374947702 26034655397 52069310794 78103966191 156207932382 234311898573 468623797146