11667540524 has 6 divisors (see below), whose sum is σ = 20418195924. Its totient is φ = 5833770260.

The previous prime is 11667540497. The next prime is 11667540541. The reversal of 11667540524 is 42504576611.

It is a super-2 number, since 2×11667540524² (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, 1458442562 + ... + 1458442569.

It is an arithmetic number, because the mean of its divisors is an integer number (3403032654).

Almost surely, 2^11667540524 is an apocalyptic number.

It is an amenable number.

11667540524 is a deficient number, since it is larger than the sum of its proper divisors (8750655400).

11667540524 is a wasteful number, since it uses less digits than its factorization.

11667540524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2916885135 (or 2916885133 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 11667540524 in words is "eleven billion, six hundred sixty-seven million, five hundred forty thousand, five hundred twenty-four".