251413062404 has 24 divisors (see below), whose sum is σ = 503007348480. Its totient is φ = 107709621696.

The previous prime is 251413062359. The next prime is 251413062431. The reversal of 251413062404 is 404260314152.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1538924 + ... + 1694435.

It is an arithmetic number, because the mean of its divisors is an integer number (20958639520).

Almost surely, 2^251413062404 is an apocalyptic number.

It is an amenable number.

251413062404 is an abundant number, since it is smaller than the sum of its proper divisors (251594286076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

251413062404 is a wasteful number, since it uses less digits than its factorization.

251413062404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3236147 (or 3236145 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 251413062404 its reverse (404260314152), we get a palindrome (655673376556).

The spelling of 251413062404 in words is "two hundred fifty-one billion, four hundred thirteen million, sixty-two thousand, four hundred four".