806125597956 has 72 divisors (see below), whose sum is σ = 2415059424960. Its totient is φ = 230321597472.

The previous prime is 806125597913. The next prime is 806125597961. The reversal of 806125597956 is 659795521608.

806125597956 is a `hidden beast` number, since 8 + 0 + 6 + 1 + 2 + 559 + 79 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 806125597893 and 806125597902.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 59232291 + ... + 59245898.

Almost surely, 2^806125597956 is an apocalyptic number.

It is an amenable number.

806125597956 is an abundant number, since it is smaller than the sum of its proper divisors (1608933827004).

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

806125597956 is a wasteful number, since it uses less digits than its factorization.

806125597956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118478215 (or 118478201 counting only the distinct ones).

The product of its (nonzero) digits is 40824000, while the sum is 63.

The spelling of 806125597956 in words is "eight hundred six billion, one hundred twenty-five million, five hundred ninety-seven thousand, nine hundred fifty-six".