51515052112410 has 32 divisors (see below), whose sum is σ = 123929797606272. Its totient is φ = 13704716948160.

The previous prime is 51515052112409. The next prime is 51515052112457. The reversal of 51515052112410 is 1421125051515.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2039379774 + ... + 2039405033.

It is an arithmetic number, because the mean of its divisors is an integer number (3872806175196).

Almost surely, 2^{51515052112410} is an apocalyptic number.

51515052112410 is an abundant number, since it is smaller than the sum of its proper divisors (72414745493862).

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

51515052112410 is a wasteful number, since it uses less digits than its factorization.

51515052112410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4078785238.

The product of its (nonzero) digits is 10000, while the sum is 33.

Adding to 51515052112410 its reverse (1421125051515), we get a palindrome (52936177163925).

The spelling of 51515052112410 in words is "fifty-one trillion, five hundred fifteen billion, fifty-two million, one hundred twelve thousand, four hundred ten".