1472620640856 has 16 divisors (see below), whose sum is σ = 3681551602200. Its totient is φ = 490873546944.

The previous prime is 1472620640851. The next prime is 1472620640891. The reversal of 1472620640856 is 6580460262741.

It is a super-2 number, since 2×1472620640856² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1472620640799 and 1472620640808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1472620640851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30679596661 + ... + 30679596708.

Almost surely, 2^{1472620640856} is an apocalyptic number.

It is an amenable number.

1472620640856 is an abundant number, since it is smaller than the sum of its proper divisors (2208930961344).

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

1472620640856 is a wasteful number, since it uses less digits than its factorization.

1472620640856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61359193378 (or 61359193374 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 51.

The spelling of 1472620640856 in words is "one trillion, four hundred seventy-two billion, six hundred twenty million, six hundred forty thousand, eight hundred fifty-six".