251410401412 has 6 divisors (see below), whose sum is σ = 439968202478. Its totient is φ = 125705200704.

The previous prime is 251410401409. The next prime is 251410401421. The reversal of 251410401412 is 214104014152.

It can be written as a sum of positive squares in only one way, i.e., 248785478656 + 2624922756 = 498784^2 + 51234^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31426300173 + ... + 31426300180.

Almost surely, 2^251410401412 is an apocalyptic number.

It is an amenable number.

251410401412 is a deficient number, since it is larger than the sum of its proper divisors (188557801066).

251410401412 is a wasteful number, since it uses less digits than its factorization.

251410401412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62852600357 (or 62852600355 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 251410401412 its reverse (214104014152), we get a palindrome (465514415564).

The spelling of 251410401412 in words is "two hundred fifty-one billion, four hundred ten million, four hundred one thousand, four hundred twelve".