32661625131 has 12 divisors (see below), whose sum is σ = 47618819352. Its totient is φ = 21570916896.

The previous prime is 32661625109. The next prime is 32661625163. The reversal of 32661625131 is 13152616623.

32661625131 is a `hidden beast` number, since 3 + 2 + 6 + 616 + 2 + 5 + 1 + 31 = 666.

It is not a de Polignac number, because 32661625131 - 2⁵ = 32661625099 is a prime.

It is a super-2 number, since 2×32661625131² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (32661621131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16957306 + ... + 16959231.

It is an arithmetic number, because the mean of its divisors is an integer number (3968234946).

Almost surely, 2^32661625131 is an apocalyptic number.

32661625131 is a deficient number, since it is larger than the sum of its proper divisors (14957194221).

32661625131 is a wasteful number, since it uses less digits than its factorization.

32661625131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33916650 (or 33916647 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The spelling of 32661625131 in words is "thirty-two billion, six hundred sixty-one million, six hundred twenty-five thousand, one hundred thirty-one".