32874557531 has 2 divisors, whose sum is σ = 32874557532. Its totient is φ = 32874557530.

The previous prime is 32874557497. The next prime is 32874557561. The reversal of 32874557531 is 13575547823.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32874557531 is a prime.

It is a super-2 number, since 2×32874557531² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 32874557531.

It is not a weakly prime, because it can be changed into another prime (32874557561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16437278765 + 16437278766.

It is an arithmetic number, because the mean of its divisors is an integer number (16437278766).

Almost surely, 2^32874557531 is an apocalyptic number.

32874557531 is a deficient number, since it is larger than the sum of its proper divisors (1).

32874557531 is an equidigital number, since it uses as much as digits as its factorization.

32874557531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528000, while the sum is 50.

The spelling of 32874557531 in words is "thirty-two billion, eight hundred seventy-four million, five hundred fifty-seven thousand, five hundred thirty-one".