51236522563323 has 8 divisors (see below), whose sum is σ = 68315412394000. Its totient is φ = 34157657220768.

The previous prime is 51236522563309. The next prime is 51236522563327. The reversal of 51236522563323 is 32336522563215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51236522563323 - 2²⁰ = 51236521514747 is a prime.

It is a super-3 number, since 3×51236522563323³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51236522563327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 503308 + ... + 10135401.

It is an arithmetic number, because the mean of its divisors is an integer number (8539426549250).

Almost surely, 2^{51236522563323} is an apocalyptic number.

51236522563323 is a deficient number, since it is larger than the sum of its proper divisors (17078889830677).

51236522563323 is a wasteful number, since it uses less digits than its factorization.

51236522563323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12244061.

The product of its digits is 5832000, while the sum is 48.

The spelling of 51236522563323 in words is "fifty-one trillion, two hundred thirty-six billion, five hundred twenty-two million, five hundred sixty-three thousand, three hundred twenty-three".