52202055531 has 4 divisors (see below), whose sum is σ = 69602740712. Its totient is φ = 34801370352.

The previous prime is 52202055511. The next prime is 52202055539. The reversal of 52202055531 is 13555020225.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 52202055531 - 2⁹ = 52202055019 is a prime.

It is a super-2 number, since 2×52202055531² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52202055539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8700342586 + ... + 8700342591.

It is an arithmetic number, because the mean of its divisors is an integer number (17400685178).

Almost surely, 2^52202055531 is an apocalyptic number.

52202055531 is a deficient number, since it is larger than the sum of its proper divisors (17400685181).

52202055531 is a wasteful number, since it uses less digits than its factorization.

52202055531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17400685180.

The product of its (nonzero) digits is 15000, while the sum is 30.

Adding to 52202055531 its reverse (13555020225), we get a palindrome (65757075756).

The spelling of 52202055531 in words is "fifty-two billion, two hundred two million, fifty-five thousand, five hundred thirty-one".