531424016761583 has 12 divisors (see below), whose sum is σ = 604269543144120. Its totient is φ = 466453682420880.

The previous prime is 531424016761567. The next prime is 531424016761639. The reversal of 531424016761583 is 385167610424135.

It is not a de Polignac number, because 531424016761583 - 2⁴ = 531424016761567 is a prime.

It is a super-2 number, since 2×531424016761583² (a number of 30 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531424016761283) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75722996885 + ... + 75723003902.

It is an arithmetic number, because the mean of its divisors is an integer number (50355795262010).

Almost surely, 2^{531424016761583} is an apocalyptic number.

531424016761583 is a deficient number, since it is larger than the sum of its proper divisors (72845526382537).

531424016761583 is a wasteful number, since it uses less digits than its factorization.

531424016761583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151446000838 (or 151446000827 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 56.

The spelling of 531424016761583 in words is "five hundred thirty-one trillion, four hundred twenty-four billion, sixteen million, seven hundred sixty-one thousand, five hundred eighty-three".