797473420456 has 32 divisors (see below), whose sum is σ = 1588629501000. Its totient is φ = 374582105856.

The previous prime is 797473420441. The next prime is 797473420459. The reversal of 797473420456 is 654024374797.

It can be written as a sum of positive squares in 4 ways, for example, as 793763392356 + 3710028100 = 890934^2 + 60910^2 .

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a self number, because there is not a number n which added to its sum of digits gives 797473420456.

It is not an unprimeable number, because it can be changed into a prime (797473420459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46442571 + ... + 46459738.

Almost surely, 2^797473420456 is an apocalyptic number.

It is an amenable number.

797473420456 is a deficient number, since it is larger than the sum of its proper divisors (791156080544).

797473420456 is a wasteful number, since it uses less digits than its factorization.

797473420456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92902381 (or 92902377 counting only the distinct ones).

The product of its (nonzero) digits is 35562240, while the sum is 58.

The spelling of 797473420456 in words is "seven hundred ninety-seven billion, four hundred seventy-three million, four hundred twenty thousand, four hundred fifty-six".