3161566745732 has 6 divisors (see below), whose sum is σ = 5532741805038. Its totient is φ = 1580783372864.

The previous prime is 3161566745731. The next prime is 3161566745737. The reversal of 3161566745732 is 2375476651613.

It can be written as a sum of positive squares in only one way, i.e., 2525378652736 + 636188092996 = 1589144^2 + 797614^2 .

It is not an unprimeable number, because it can be changed into a prime (3161566745731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395195843213 + ... + 395195843220.

It is an arithmetic number, because the mean of its divisors is an integer number (922123634173).

Almost surely, 2^{3161566745732} is an apocalyptic number.

It is an amenable number.

3161566745732 is a deficient number, since it is larger than the sum of its proper divisors (2371175059306).

3161566745732 is a wasteful number, since it uses less digits than its factorization.

3161566745732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790391686437 (or 790391686435 counting only the distinct ones).

The product of its digits is 19051200, while the sum is 56.

The spelling of 3161566745732 in words is "three trillion, one hundred sixty-one billion, five hundred sixty-six million, seven hundred forty-five thousand, seven hundred thirty-two".