251339713132 has 6 divisors (see below), whose sum is σ = 439844497988. Its totient is φ = 125669856564.

The previous prime is 251339713117. The next prime is 251339713133. The reversal of 251339713132 is 231317933152.

It is not an unprimeable number, because it can be changed into a prime (251339713133) by changing a digit.

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 as a sum of consecutive naturals, namely, 31417464138 + ... + 31417464145.

Almost surely, 2^251339713132 is an apocalyptic number.

It is an amenable number.

251339713132 is a deficient number, since it is larger than the sum of its proper divisors (188504784856).

251339713132 is a wasteful number, since it uses less digits than its factorization.

251339713132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62834928287 (or 62834928285 counting only the distinct ones).

The product of its digits is 102060, while the sum is 40.

The spelling of 251339713132 in words is "two hundred fifty-one billion, three hundred thirty-nine million, seven hundred thirteen thousand, one hundred thirty-two".