32139938587 has 2 divisors, whose sum is σ = 32139938588. Its totient is φ = 32139938586.

The previous prime is 32139938503. The next prime is 32139938599. The reversal of 32139938587 is 78583993123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32139938587 - 2⁷ = 32139938459 is a prime.

It is a super-2 number, since 2×32139938587² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32139908587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16069969293 + 16069969294.

It is an arithmetic number, because the mean of its divisors is an integer number (16069969294).

Almost surely, 2^32139938587 is an apocalyptic number.

32139938587 is a deficient number, since it is larger than the sum of its proper divisors (1).

32139938587 is an equidigital number, since it uses as much as digits as its factorization.

32139938587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9797760, while the sum is 58.

The spelling of 32139938587 in words is "thirty-two billion, one hundred thirty-nine million, nine hundred thirty-eight thousand, five hundred eighty-seven".