51135025224635 has 16 divisors (see below), whose sum is σ = 66989581470432. Its totient is φ = 37161784358400.

The previous prime is 51135025224611. The next prime is 51135025224659. The reversal of 51135025224635 is 53642252053115.

It is an interprime number because it is at equal distance from previous prime (51135025224611) and next prime (51135025224659).

It is not a de Polignac number, because 51135025224635 - 2³² = 51130730257339 is a prime.

It is a super-2 number, since 2×51135025224635² (a number of 28 digits) contains 22 as substring.

It is a Duffinian 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, 341485664 + ... + 341635373.

It is an arithmetic number, because the mean of its divisors is an integer number (4186848841902).

Almost surely, 2^{51135025224635} is an apocalyptic number.

51135025224635 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

51135025224635 is a deficient number, since it is larger than the sum of its proper divisors (15854556245797).

51135025224635 is a wasteful number, since it uses less digits than its factorization.

51135025224635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683122414.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 51135025224635 in words is "fifty-one trillion, one hundred thirty-five billion, twenty-five million, two hundred twenty-four thousand, six hundred thirty-five".