32130521304 has 64 divisors (see below), whose sum is σ = 91819948800. Its totient is φ = 9178303104.

The previous prime is 32130521287. The next prime is 32130521317. The reversal of 32130521304 is 40312503123.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 969699 + ... + 1002285.

It is an arithmetic number, because the mean of its divisors is an integer number (1434686700).

Almost surely, 2^32130521304 is an apocalyptic number.

It is an amenable number.

32130521304 is an abundant number, since it is smaller than the sum of its proper divisors (59689427496).

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

32130521304 is a wasteful number, since it uses less digits than its factorization.

32130521304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38472 (or 38468 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The spelling of 32130521304 in words is "thirty-two billion, one hundred thirty million, five hundred twenty-one thousand, three hundred four".