251241034104 has 48 divisors (see below), whose sum is σ = 680543575920. Its totient is φ = 83734813440.

The previous prime is 251241034067. The next prime is 251241034111. The reversal of 251241034104 is 401430142152.

251241034104 is a `hidden beast` number, since 2 + 5 + 1 + 241 + 0 + 3 + 410 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250549 + ... + 751835.

It is an arithmetic number, because the mean of its divisors is an integer number (14177991165).

Almost surely, 2^251241034104 is an apocalyptic number.

251241034104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

251241034104 is an abundant number, since it is smaller than the sum of its proper divisors (429302541816).

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

251241034104 is a wasteful number, since it uses less digits than its factorization.

251241034104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508260 (or 508253 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 251241034104 its reverse (401430142152), we get a palindrome (652671176256).

The spelling of 251241034104 in words is "two hundred fifty-one billion, two hundred forty-one million, thirty-four thousand, one hundred four".