51352702224551 has 32 divisors (see below), whose sum is σ = 63231249543168. Its totient is φ = 40612763093760.

The previous prime is 51352702224503. The next prime is 51352702224581. The reversal of 51352702224551 is 15542220725315.

It is a happy number.

It is not a de Polignac number, because 51352702224551 - 2²⁶ = 51352635115687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51352702224581) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2362444955 + ... + 2362466691.

It is an arithmetic number, because the mean of its divisors is an integer number (1975976548224).

Almost surely, 2^{51352702224551} is an apocalyptic number.

51352702224551 is a deficient number, since it is larger than the sum of its proper divisors (11878547318617).

51352702224551 is a wasteful number, since it uses less digits than its factorization.

51352702224551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32031.

The product of its (nonzero) digits is 840000, while the sum is 44.

Adding to 51352702224551 its reverse (15542220725315), we get a palindrome (66894922949866).

The spelling of 51352702224551 in words is "fifty-one trillion, three hundred fifty-two billion, seven hundred two million, two hundred twenty-four thousand, five hundred fifty-one".