51363400436315 has 32 divisors (see below), whose sum is σ = 68926295908800. Its totient is φ = 36429513246720.

The previous prime is 51363400436269. The next prime is 51363400436323.

It is a happy number.

51363400436315 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 51363400436315 - 2¹² = 51363400432219 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71512760 + ... + 72227429.

It is an arithmetic number, because the mean of its divisors is an integer number (2153946747150).

Almost surely, 2^{51363400436315} is an apocalyptic number.

51363400436315 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

51363400436315 is a deficient number, since it is larger than the sum of its proper divisors (17562895472485).

51363400436315 is a wasteful number, since it uses less digits than its factorization.

51363400436315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143740367.

The product of its (nonzero) digits is 1166400, while the sum is 44.

It can be divided in two parts, 51363400 and 436315, that added together give a palindrome (51799715).

The spelling of 51363400436315 in words is "fifty-one trillion, three hundred sixty-three billion, four hundred million, four hundred thirty-six thousand, three hundred fifteen".