216097845432 has 128 divisors (see below), whose sum is σ = 622581811200. Its totient is φ = 61227260928.

The previous prime is 216097845421. The next prime is 216097845443. The reversal of 216097845432 is 234548790612.

It is an interprime number because it is at equal distance from previous prime (216097845421) and next prime (216097845443).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24599713 + ... + 24608495.

It is an arithmetic number, because the mean of its divisors is an integer number (4863920400).

It is a 1-persistent number, because it is pandigital, but 2⋅216097845432 = 432195690864 is not.

Almost surely, 2^216097845432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 216097845432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (311290905600).

216097845432 is an abundant number, since it is smaller than the sum of its proper divisors (406483965768).

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

216097845432 is a wasteful number, since it uses less digits than its factorization.

216097845432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10005 (or 10001 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 216097845432 in words is "two hundred sixteen billion, ninety-seven million, eight hundred forty-five thousand, four hundred thirty-two".