51500636006132 has 12 divisors (see below), whose sum is σ = 91603590273636. Its totient is φ = 25328181642240.

The previous prime is 51500636006101. The next prime is 51500636006167. The reversal of 51500636006132 is 23160063600515.

It can be written as a sum of positive squares in 2 ways, for example, as 4125139729936 + 47375496276196 = 2031044^2 + 6882986^2 .

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, 105534089933 + ... + 105534090420.

It is an arithmetic number, because the mean of its divisors is an integer number (7633632522803).

Almost surely, 2^{51500636006132} is an apocalyptic number.

It is an amenable number.

51500636006132 is a deficient number, since it is larger than the sum of its proper divisors (40102954267504).

51500636006132 is a wasteful number, since it uses less digits than its factorization.

51500636006132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211068180418 (or 211068180416 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 38.

Adding to 51500636006132 its reverse (23160063600515), we get a palindrome (74660699606647).

The spelling of 51500636006132 in words is "fifty-one trillion, five hundred billion, six hundred thirty-six million, six thousand, one hundred thirty-two".