5389525621 has 8 divisors (see below), whose sum is σ = 5439343104. Its totient is φ = 5339745600.

The previous prime is 5389525613. The next prime is 5389525633. The reversal of 5389525621 is 1265259835.

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 5389525621 - 2³ = 5389525613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5389525651) 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, 338796 + ... + 354346.

It is an arithmetic number, because the mean of its divisors is an integer number (679917888).

Almost surely, 2^5389525621 is an apocalyptic number.

It is an amenable number.

5389525621 is a deficient number, since it is larger than the sum of its proper divisors (49817483).

5389525621 is a wasteful number, since it uses less digits than its factorization.

5389525621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18731.

The product of its digits is 648000, while the sum is 46.

The square root of 5389525621 is about 73413.3885677538. The cubic root of 5389525621 is about 1753.2755653748.

The spelling of 5389525621 in words is "five billion, three hundred eighty-nine million, five hundred twenty-five thousand, six hundred twenty-one".