104463643725 has 72 divisors (see below), whose sum is σ = 215030612160. Its totient is φ = 47487893760.

The previous prime is 104463643721. The next prime is 104463643733. The reversal of 104463643725 is 527346364401.

104463643725 is a `hidden beast` number, since 1 + 0 + 4 + 4 + 636 + 4 + 3 + 7 + 2 + 5 = 666.

It is not a de Polignac number, because 104463643725 - 2² = 104463643721 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104463643721) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 96657 + ... + 467193.

It is an arithmetic number, because the mean of its divisors is an integer number (2986536280).

Almost surely, 2^104463643725 is an apocalyptic number.

104463643725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

104463643725 is an abundant number, since it is smaller than the sum of its proper divisors (110566968435).

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

104463643725 is a wasteful number, since it uses less digits than its factorization.

104463643725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370739 (or 370731 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 45.

The spelling of 104463643725 in words is "one hundred four billion, four hundred sixty-three million, six hundred forty-three thousand, seven hundred twenty-five".