32164513651505 has 8 divisors (see below), whose sum is σ = 38708648131392. Its totient is φ = 25657456421488.

The previous prime is 32164513651493. The next prime is 32164513651547. The reversal of 32164513651505 is 50515631546123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 32164513651505 - 2⁶ = 32164513651441 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 32164513651505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9269310557 + ... + 9269314026.

It is an arithmetic number, because the mean of its divisors is an integer number (4838581016424).

Almost surely, 2^{32164513651505} is an apocalyptic number.

It is an amenable number.

32164513651505 is a deficient number, since it is larger than the sum of its proper divisors (6544134479887).

32164513651505 is a wasteful number, since it uses less digits than its factorization.

32164513651505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18538624935.

The product of its (nonzero) digits is 1620000, while the sum is 47.

The spelling of 32164513651505 in words is "thirty-two trillion, one hundred sixty-four billion, five hundred thirteen million, six hundred fifty-one thousand, five hundred five".