32616216400 has 60 divisors (see below), whose sum is σ = 79530084352. Its totient is φ = 12851752320.

The previous prime is 32616216389. The next prime is 32616216401. The reversal of 32616216400 is 461261623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32616216401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 581712 + ... + 635311.

Almost surely, 2^32616216400 is an apocalyptic number.

It is an amenable number.

32616216400 is an abundant number, since it is smaller than the sum of its proper divisors (46913867952).

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

32616216400 is a wasteful number, since it uses less digits than its factorization.

32616216400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217108 (or 1217097 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 32616216400 in words is "thirty-two billion, six hundred sixteen million, two hundred sixteen thousand, four hundred".