539232272481 has 16 divisors (see below), whose sum is σ = 824015009664. Its totient is φ = 307259825664.

The previous prime is 539232272477. The next prime is 539232272539. The reversal of 539232272481 is 184272232935.

It is not a de Polignac number, because 539232272481 - 2² = 539232272477 is a prime.

It is a super-2 number, since 2×539232272481² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 539232272481.

It is not an unprimeable number, because it can be changed into a prime (539232272441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36363306 + ... + 36378131.

It is an arithmetic number, because the mean of its divisors is an integer number (51500938104).

Almost surely, 2^539232272481 is an apocalyptic number.

It is an amenable number.

539232272481 is a deficient number, since it is larger than the sum of its proper divisors (284782737183).

539232272481 is a wasteful number, since it uses less digits than its factorization.

539232272481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72741800.

The product of its digits is 1451520, while the sum is 48.

The spelling of 539232272481 in words is "five hundred thirty-nine billion, two hundred thirty-two million, two hundred seventy-two thousand, four hundred eighty-one".