538270818432 has 32 divisors (see below), whose sum is σ = 1429781862480. Its totient is φ = 179423606016.

The previous prime is 538270818391. The next prime is 538270818433. The reversal of 538270818432 is 234818072835.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×538270818432² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (538270818433) 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, 700873078 + ... + 700873845.

Almost surely, 2^538270818432 is an apocalyptic number.

It is an amenable number.

538270818432 is an abundant number, since it is smaller than the sum of its proper divisors (891511044048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

538270818432 is a wasteful number, since it uses less digits than its factorization.

538270818432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1401746940 (or 1401746928 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 51.

The spelling of 538270818432 in words is "five hundred thirty-eight billion, two hundred seventy million, eight hundred eighteen thousand, four hundred thirty-two".