27931395002 has 16 divisors (see below), whose sum is σ = 49426985472. Its totient is φ = 11584449360.

The previous prime is 27931394993. The next prime is 27931395013. The reversal of 27931395002 is 20059313972.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 32178593 + ... + 32179460.

It is an arithmetic number, because the mean of its divisors is an integer number (3089186592).

Almost surely, 2^27931395002 is an apocalyptic number.

27931395002 is a deficient number, since it is larger than the sum of its proper divisors (21495590470).

27931395002 is a wasteful number, since it uses less digits than its factorization.

27931395002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64358093.

The product of its (nonzero) digits is 102060, while the sum is 41.

The spelling of 27931395002 in words is "twenty-seven billion, nine hundred thirty-one million, three hundred ninety-five thousand, two".