32620440621 has 48 divisors (see below), whose sum is σ = 46187197056. Its totient is φ = 20474686848.

The previous prime is 32620440553. The next prime is 32620440637. The reversal of 32620440621 is 12604402623.

It is not a de Polignac number, because 32620440621 - 2¹⁹ = 32619916333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32620440661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32201311 + ... + 32202323.

It is an arithmetic number, because the mean of its divisors is an integer number (962233272).

Almost surely, 2^32620440621 is an apocalyptic number.

It is an amenable number.

32620440621 is a deficient number, since it is larger than the sum of its proper divisors (13566756435).

32620440621 is a wasteful number, since it uses less digits than its factorization.

32620440621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362 (or 1339 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The spelling of 32620440621 in words is "thirty-two billion, six hundred twenty million, four hundred forty thousand, six hundred twenty-one".