52034020431 has 4 divisors (see below), whose sum is σ = 69378693912. Its totient is φ = 34689346952.

The previous prime is 52034020411. The next prime is 52034020433. The reversal of 52034020431 is 13402043025.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52034020431 is a prime.

It is a super-2 number, since 2×52034020431² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52034020433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8672336736 + ... + 8672336741.

It is an arithmetic number, because the mean of its divisors is an integer number (17344673478).

Almost surely, 2^52034020431 is an apocalyptic number.

52034020431 is a deficient number, since it is larger than the sum of its proper divisors (17344673481).

52034020431 is a wasteful number, since it uses less digits than its factorization.

52034020431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17344673480.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 52034020431 its reverse (13402043025), we get a palindrome (65436063456).

The spelling of 52034020431 in words is "fifty-two billion, thirty-four million, twenty thousand, four hundred thirty-one".