431116616 has 32 divisors (see below), whose sum is σ = 927288000. Its totient is φ = 184070976.

The previous prime is 431116607. The next prime is 431116633. The reversal of 431116616 is 616611134.

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, 755 + ... + 29373.

It is an arithmetic number, because the mean of its divisors is an integer number (28977750).

Almost surely, 2^431116616 is an apocalyptic number.

It is an amenable number.

431116616 is an abundant number, since it is smaller than the sum of its proper divisors (496171384).

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

431116616 is a wasteful number, since it uses less digits than its factorization.

431116616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28901 (or 28897 counting only the distinct ones).

The product of its digits is 2592, while the sum is 29.

The square root of 431116616 is about 20763.3478996042. The cubic root of 431116616 is about 755.4370032690.

The spelling of 431116616 in words is "four hundred thirty-one million, one hundred sixteen thousand, six hundred sixteen".