52139332333 has 48 divisors (see below), whose sum is σ = 62024498928. Its totient is φ = 43632230400.

The previous prime is 52139332327. The next prime is 52139332381. The reversal of 52139332333 is 33323393125.

It can be written as a sum of positive squares in 8 ways, for example, as 14003882244 + 38135450089 = 118338^2 + 195283^2 .

It is a de Polignac number, because none of the positive numbers 2^k-52139332333 is a prime.

It is a super-2 number, since 2×52139332333² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52139332292 and 52139332301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52139332393) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24215985 + ... + 24218137.

It is an arithmetic number, because the mean of its divisors is an integer number (1292177061).

Almost surely, 2^52139332333 is an apocalyptic number.

It is an amenable number.

52139332333 is a deficient number, since it is larger than the sum of its proper divisors (9885166595).

52139332333 is a wasteful number, since it uses less digits than its factorization.

52139332333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446 (or 2435 counting only the distinct ones).

The product of its digits is 131220, while the sum is 37.

The spelling of 52139332333 in words is "fifty-two billion, one hundred thirty-nine million, three hundred thirty-two thousand, three hundred thirty-three".