51333633534005 has 8 divisors (see below), whose sum is σ = 61600650235224. Its totient is φ = 41066713497600.

The previous prime is 51333633533993. The next prime is 51333633534037. The reversal of 51333633534005 is 50043533633315.

It can be written as a sum of positive squares in 4 ways, for example, as 142341707524 + 51191291826481 = 377282^2 + 7154809^2 .

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

It is not a de Polignac number, because 51333633534005 - 2²⁴ = 51333616756789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22992716 + ... + 25126325.

It is an arithmetic number, because the mean of its divisors is an integer number (7700081279403).

Almost surely, 2^{51333633534005} is an apocalyptic number.

It is an amenable number.

51333633534005 is a deficient number, since it is larger than the sum of its proper divisors (10267016701219).

51333633534005 is a wasteful number, since it uses less digits than its factorization.

51333633534005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48332407.

The product of its (nonzero) digits is 2187000, while the sum is 44.

The spelling of 51333633534005 in words is "fifty-one trillion, three hundred thirty-three billion, six hundred thirty-three million, five hundred thirty-four thousand, five".