51224500533 has 16 divisors (see below), whose sum is σ = 70705760256. Its totient is φ = 32952804720.

The previous prime is 51224500519. The next prime is 51224500633. The reversal of 51224500533 is 33500542215.

It is not a de Polignac number, because 51224500533 - 2²¹ = 51222403381 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51224500533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51224500133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 761391 + ... + 825932.

It is an arithmetic number, because the mean of its divisors is an integer number (4419110016).

Almost surely, 2^51224500533 is an apocalyptic number.

It is an amenable number.

51224500533 is a deficient number, since it is larger than the sum of its proper divisors (19481259723).

51224500533 is a wasteful number, since it uses less digits than its factorization.

51224500533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587704.

The product of its (nonzero) digits is 18000, while the sum is 30.

The spelling of 51224500533 in words is "fifty-one billion, two hundred twenty-four million, five hundred thousand, five hundred thirty-three".