10959691972 has 6 divisors (see below), whose sum is σ = 19179460958. Its totient is φ = 5479845984.

The previous prime is 10959691931. The next prime is 10959691999. The reversal of 10959691972 is 27919695901.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10906460356 + 53231616 = 104434^2 + 7296^2 .

It is a super-2 number, since 2×10959691972² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1369961493 + ... + 1369961500.

Almost surely, 2^10959691972 is an apocalyptic number.

It is an amenable number.

10959691972 is a deficient number, since it is larger than the sum of its proper divisors (8219768986).

10959691972 is a wasteful number, since it uses less digits than its factorization.

10959691972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2739922997 (or 2739922995 counting only the distinct ones).

The product of its (nonzero) digits is 2755620, while the sum is 58.

The spelling of 10959691972 in words is "ten billion, nine hundred fifty-nine million, six hundred ninety-one thousand, nine hundred seventy-two".