216292156044 has 24 divisors (see below), whose sum is σ = 520961753088. Its totient is φ = 69771663120.

The previous prime is 216292156043. The next prime is 216292156057. The reversal of 216292156044 is 440651292612.

It is a junction number, because it is equal to n+sod(n) for n = 216292155987 and 216292156005.

It is not an unprimeable number, because it can be changed into a prime (216292156043) 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, 290714892 + ... + 290715635.

It is an arithmetic number, because the mean of its divisors is an integer number (21706739712).

Almost surely, 2^216292156044 is an apocalyptic number.

It is an amenable number.

216292156044 is an abundant number, since it is smaller than the sum of its proper divisors (304669597044).

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

216292156044 is a wasteful number, since it uses less digits than its factorization.

216292156044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581430565 (or 581430563 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 216292156044 in words is "two hundred sixteen billion, two hundred ninety-two million, one hundred fifty-six thousand, forty-four".