855300304920 has 64 divisors (see below), whose sum is σ = 2566018919520. Its totient is φ = 228069592064.

The previous prime is 855300304889. The next prime is 855300304939. The reversal of 855300304920 is 29403003558.

855300304920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×855300304920² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2657854 + ... + 2962226.

Almost surely, 2^855300304920 is an apocalyptic number.

It is an amenable number.

855300304920 is an abundant number, since it is smaller than the sum of its proper divisors (1710718614600).

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

855300304920 is a wasteful number, since it uses less digits than its factorization.

855300304920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327804 (or 327800 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 855300304920 in words is "eight hundred fifty-five billion, three hundred million, three hundred four thousand, nine hundred twenty".