30326981572 has 12 divisors (see below), whose sum is σ = 53864340880. Its totient is φ = 14937169896.

The previous prime is 30326981567. The next prime is 30326981579. The reversal of 30326981572 is 27518962303.

It is a super-2 number, since 2×30326981572² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (30326981579) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56579922 + ... + 56580457.

Almost surely, 2^30326981572 is an apocalyptic number.

It is an amenable number.

30326981572 is a deficient number, since it is larger than the sum of its proper divisors (23537359308).

30326981572 is a wasteful number, since it uses less digits than its factorization.

30326981572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113160450 (or 113160448 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 30326981572 in words is "thirty billion, three hundred twenty-six million, nine hundred eighty-one thousand, five hundred seventy-two".