32555503421 has 24 divisors (see below), whose sum is σ = 40181213376. Its totient is φ = 26209008000.

The previous prime is 32555503411. The next prime is 32555503457. The reversal of 32555503421 is 12430555523.

It is not a de Polignac number, because 32555503421 - 2²² = 32551309117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32555503411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 365546 + ... + 445796.

It is an arithmetic number, because the mean of its divisors is an integer number (1674217224).

Almost surely, 2^32555503421 is an apocalyptic number.

It is an amenable number.

32555503421 is a deficient number, since it is larger than the sum of its proper divisors (7625709955).

32555503421 is a wasteful number, since it uses less digits than its factorization.

32555503421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80769 (or 80762 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 32555503421 in words is "thirty-two billion, five hundred fifty-five million, five hundred three thousand, four hundred twenty-one".