32622981428 has 24 divisors (see below), whose sum is σ = 57849886080. Its totient is φ = 16094707200.

The previous prime is 32622981401. The next prime is 32622981449. The reversal of 32622981428 is 82418922623.

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, 473675 + ... + 538157.

It is an arithmetic number, because the mean of its divisors is an integer number (2410411920).

Almost surely, 2^32622981428 is an apocalyptic number.

It is an amenable number.

32622981428 is a deficient number, since it is larger than the sum of its proper divisors (25226904652).

32622981428 is a wasteful number, since it uses less digits than its factorization.

32622981428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66167 (or 66165 counting only the distinct ones).

The product of its digits is 663552, while the sum is 47.

The spelling of 32622981428 in words is "thirty-two billion, six hundred twenty-two million, nine hundred eighty-one thousand, four hundred twenty-eight".