84800440056 has 32 divisors (see below), whose sum is σ = 217171861200. Its totient is φ = 27577378560.

The previous prime is 84800440013. The next prime is 84800440057. The reversal of 84800440056 is 65004400848.

It is a super-2 number, since 2×84800440056² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84800439996 and 84800440023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84800440057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43088671 + ... + 43090638.

Almost surely, 2^84800440056 is an apocalyptic number.

It is an amenable number.

84800440056 is an abundant number, since it is smaller than the sum of its proper divisors (132371421144).

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

84800440056 is a wasteful number, since it uses less digits than its factorization.

84800440056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86179359 (or 86179355 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 39.

The spelling of 84800440056 in words is "eighty-four billion, eight hundred million, four hundred forty thousand, fifty-six".