32621403412 has 24 divisors (see below), whose sum is σ = 61507564776. Its totient is φ = 15048987648.

The previous prime is 32621403389. The next prime is 32621403433. The reversal of 32621403412 is 21430412623.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 496576656 + 32124826756 = 22284^2 + 179234^2 .

It is a congruent number.

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, 33733 + ... + 257644.

It is an arithmetic number, because the mean of its divisors is an integer number (2562815199).

Almost surely, 2^32621403412 is an apocalyptic number.

It is an amenable number.

32621403412 is a deficient number, since it is larger than the sum of its proper divisors (28886161364).

32621403412 is a wasteful number, since it uses less digits than its factorization.

32621403412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293547 (or 293545 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The spelling of 32621403412 in words is "thirty-two billion, six hundred twenty-one million, four hundred three thousand, four hundred twelve".