32511137068681 has 32 divisors (see below), whose sum is σ = 34660081440000. Its totient is φ = 30407077628928.

The previous prime is 32511137068607. The next prime is 32511137068703. The reversal of 32511137068681 is 18686073111523.

It is a cyclic number.

It is not a de Polignac number, because 32511137068681 - 2⁹ = 32511137068169 is a prime.

It is a super-2 number, since 2×32511137068681² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32511137068481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4237079061 + ... + 4237086733.

It is an arithmetic number, because the mean of its divisors is an integer number (1083127545000).

Almost surely, 2^{32511137068681} is an apocalyptic number.

It is an amenable number.

32511137068681 is a deficient number, since it is larger than the sum of its proper divisors (2148944371319).

32511137068681 is a wasteful number, since it uses less digits than its factorization.

32511137068681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11313.

The product of its (nonzero) digits is 1451520, while the sum is 52.

The spelling of 32511137068681 in words is "thirty-two trillion, five hundred eleven billion, one hundred thirty-seven million, sixty-eight thousand, six hundred eighty-one".