32638939087 has 2 divisors, whose sum is σ = 32638939088. Its totient is φ = 32638939086.

The previous prime is 32638939051. The next prime is 32638939139. The reversal of 32638939087 is 78093983623.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32638939087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32638933087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16319469543 + 16319469544.

It is an arithmetic number, because the mean of its divisors is an integer number (16319469544).

Almost surely, 2^32638939087 is an apocalyptic number.

32638939087 is a deficient number, since it is larger than the sum of its proper divisors (1).

32638939087 is an equidigital number, since it uses as much as digits as its factorization.

32638939087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11757312, while the sum is 58.

The spelling of 32638939087 in words is "thirty-two billion, six hundred thirty-eight million, nine hundred thirty-nine thousand, eighty-seven".