51441100252 has 12 divisors (see below), whose sum is σ = 90024116056. Its totient is φ = 25719924240.

The previous prime is 51441100229. The next prime is 51441100273. The reversal of 51441100252 is 25200114415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62503 + ... + 326785.

Almost surely, 2^51441100252 is an apocalyptic number.

It is an amenable number.

51441100252 is a deficient number, since it is larger than the sum of its proper divisors (38583015804).

51441100252 is a wasteful number, since it uses less digits than its factorization.

51441100252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312948 (or 312946 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 51441100252 its reverse (25200114415), we get a palindrome (76641214667).

The spelling of 51441100252 in words is "fifty-one billion, four hundred forty-one million, one hundred thousand, two hundred fifty-two".