216324363423612 has 24 divisors (see below), whose sum is σ = 504806988018816. Its totient is φ = 72100958279728.

The previous prime is 216324363423587. The next prime is 216324363423647.

216324363423612 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×216324363423612² (a number of 29 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 895231848 + ... + 895473455.

It is an arithmetic number, because the mean of its divisors is an integer number (21033624500784).

Almost surely, 2^{216324363423612} is an apocalyptic number.

It is an amenable number.

216324363423612 is an abundant number, since it is smaller than the sum of its proper divisors (288482624595204).

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

216324363423612 is a wasteful number, since it uses less digits than its factorization.

216324363423612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1790715377 (or 1790715375 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 48.

The spelling of 216324363423612 in words is "two hundred sixteen trillion, three hundred twenty-four billion, three hundred sixty-three million, four hundred twenty-three thousand, six hundred twelve".