572520140453 has 16 divisors (see below), whose sum is σ = 606673241856. Its totient is φ = 539660197440.

The previous prime is 572520140443. The next prime is 572520140509. The reversal of 572520140453 is 354041025275.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-572520140453 is a prime.

It is a super-2 number, since 2×572520140453² (a number of 24 digits) contains 22 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 (572520140443) 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, 1920125 + ... + 2198162.

It is an arithmetic number, because the mean of its divisors is an integer number (37917077616).

Almost surely, 2^572520140453 is an apocalyptic number.

572520140453 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

572520140453 is a deficient number, since it is larger than the sum of its proper divisors (34153101403).

572520140453 is a wasteful number, since it uses less digits than its factorization.

572520140453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4118444.

The product of its (nonzero) digits is 168000, while the sum is 38.

It can be divided in two parts, 572 and 520140453, that added together give a palindrome (520141025).

The spelling of 572520140453 in words is "five hundred seventy-two billion, five hundred twenty million, one hundred forty thousand, four hundred fifty-three".