32929934648521 has 9 divisors (see below), whose sum is σ = 32988968387701. Its totient is φ = 32871006392512.

The previous prime is 32929934648467. The next prime is 32929934648537. The reversal of 32929934648521 is 12584643992923.

The square root of 32929934648521 is 5738461.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 2928681172921 + 30001253475600 = 1711339^2 + 5477340^2 .

It is not a de Polignac number, because 32929934648521 - 2²³ = 32929926259913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32929934648621) 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 8 ways as a sum of consecutive naturals, for example, 3402902535 + ... + 3402912211.

Almost surely, 2^{32929934648521} is an apocalyptic number.

32929934648521 is the 5738461-st square number.

32929934648521 is the 2869231-st centered octagonal number.

It is an amenable number.

32929934648521 is a deficient number, since it is larger than the sum of its proper divisors (59033739180).

32929934648521 is an frugal number, since it uses more digits than its factorization.

32929934648521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20540 (or 10270 counting only the distinct ones).

The product of its digits is 201553920, while the sum is 67.

The spelling of 32929934648521 in words is "thirty-two trillion, nine hundred twenty-nine billion, nine hundred thirty-four million, six hundred forty-eight thousand, five hundred twenty-one".