52331413531 has 8 divisors (see below), whose sum is σ = 56698331184. Its totient is φ = 48107673600.

The previous prime is 52331413523. The next prime is 52331413553. The reversal of 52331413531 is 13531413325.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 52331413531 - 2³ = 52331413523 is a prime.

It is a super-2 number, since 2×52331413531² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52331413493 and 52331413502.

It is not an unprimeable number, because it can be changed into a prime (52331413231) 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, 35793670 + ... + 35795131.

It is an arithmetic number, because the mean of its divisors is an integer number (7087291398).

Almost surely, 2^52331413531 is an apocalyptic number.

52331413531 is a deficient number, since it is larger than the sum of its proper divisors (4366917653).

52331413531 is a wasteful number, since it uses less digits than its factorization.

52331413531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71588861.

The product of its digits is 16200, while the sum is 31.

Adding to 52331413531 its reverse (13531413325), we get a palindrome (65862826856).

The spelling of 52331413531 in words is "fifty-two billion, three hundred thirty-one million, four hundred thirteen thousand, five hundred thirty-one".