525034534432021 has 8 divisors (see below), whose sum is σ = 530448901867584. Its totient is φ = 519620200471680.

The previous prime is 525034534432013. The next prime is 525034534432027. The reversal of 525034534432021 is 120234435430525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 525034534432021 - 2³ = 525034534432013 is a prime.

It is a super-2 number, since 2×525034534432021² (a number of 30 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 (525034534432027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23795616 + ... + 40203238.

It is an arithmetic number, because the mean of its divisors is an integer number (66306112733448).

Almost surely, 2^{525034534432021} is an apocalyptic number.

It is an amenable number.

525034534432021 is a deficient number, since it is larger than the sum of its proper divisors (5414367435563).

525034534432021 is a wasteful number, since it uses less digits than its factorization.

525034534432021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16737611.

The product of its (nonzero) digits is 1728000, while the sum is 43.

Adding to 525034534432021 its reverse (120234435430525), we get a palindrome (645268969862546).

The spelling of 525034534432021 in words is "five hundred twenty-five trillion, thirty-four billion, five hundred thirty-four million, four hundred thirty-two thousand, twenty-one".