52433431213997 has 4 divisors (see below), whose sum is σ = 52445788849920. Its totient is φ = 52421073578076.

The previous prime is 52433431213913. The next prime is 52433431214029. The reversal of 52433431213997 is 79931213433425.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52433431213997 - 2¹⁴ = 52433431197613 is a prime.

It is a super-3 number, since 3×52433431213997³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52433431213697) 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, 6178811597 + ... + 6178820082.

It is an arithmetic number, because the mean of its divisors is an integer number (13111447212480).

Almost surely, 2^{52433431213997} is an apocalyptic number.

It is an amenable number.

52433431213997 is a deficient number, since it is larger than the sum of its proper divisors (12357635923).

52433431213997 is a wasteful number, since it uses less digits than its factorization.

52433431213997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12357635922.

The product of its digits is 14696640, while the sum is 56.

The spelling of 52433431213997 in words is "fifty-two trillion, four hundred thirty-three billion, four hundred thirty-one million, two hundred thirteen thousand, nine hundred ninety-seven".