51276000534 has 32 divisors (see below), whose sum is σ = 111939715584. Its totient is φ = 15529181280.

The previous prime is 51276000469. The next prime is 51276000539. The reversal of 51276000534 is 43500067215.

51276000534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 51276000495 and 51276000504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51276000539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109774 + ... + 338529.

It is an arithmetic number, because the mean of its divisors is an integer number (3498116112).

Almost surely, 2^51276000534 is an apocalyptic number.

51276000534 is an abundant number, since it is smaller than the sum of its proper divisors (60663715050).

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

51276000534 is a wasteful number, since it uses less digits than its factorization.

51276000534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450052.

The product of its (nonzero) digits is 25200, while the sum is 33.

Adding to 51276000534 its reverse (43500067215), we get a palindrome (94776067749).

The spelling of 51276000534 in words is "fifty-one billion, two hundred seventy-six million, five hundred thirty-four", and thus it is an aban number.