32716392646 has 16 divisors (see below), whose sum is σ = 56094725376. Its totient is φ = 14018940936.

The previous prime is 32716392629. The next prime is 32716392649. The reversal of 32716392646 is 64629361723.

It is a self number, because there is not a number n which added to its sum of digits gives 32716392646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32716392649) 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, 110416 + ... + 278611.

It is an arithmetic number, because the mean of its divisors is an integer number (3505920336).

Almost surely, 2^32716392646 is an apocalyptic number.

32716392646 is a deficient number, since it is larger than the sum of its proper divisors (23378332730).

32716392646 is a wasteful number, since it uses less digits than its factorization.

32716392646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395043.

The product of its digits is 1959552, while the sum is 49.

The spelling of 32716392646 in words is "thirty-two billion, seven hundred sixteen million, three hundred ninety-two thousand, six hundred forty-six".