11611732612 has 6 divisors (see below), whose sum is σ = 20320532078. Its totient is φ = 5805866304.

The previous prime is 11611732609. The next prime is 11611732621. The reversal of 11611732612 is 21623711611.

It can be written as a sum of positive squares in only one way, i.e., 7384652356 + 4227080256 = 85934^2 + 65016^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1451466573 + ... + 1451466580.

Almost surely, 2^11611732612 is an apocalyptic number.

It is an amenable number.

11611732612 is a deficient number, since it is larger than the sum of its proper divisors (8708799466).

11611732612 is a wasteful number, since it uses less digits than its factorization.

11611732612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2902933157 (or 2902933155 counting only the distinct ones).

The product of its digits is 3024, while the sum is 31.

The spelling of 11611732612 in words is "eleven billion, six hundred eleven million, seven hundred thirty-two thousand, six hundred twelve".