538980674399 has 4 divisors (see below), whose sum is σ = 539019747600. Its totient is φ = 538941601200.

The previous prime is 538980674329. The next prime is 538980674417. The reversal of 538980674399 is 993476089835.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 538980674399 - 2²⁰ = 538979625823 is a prime.

It is a super-2 number, since 2×538980674399² (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 (538980674329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19515902 + ... + 19543499.

It is an arithmetic number, because the mean of its divisors is an integer number (134754936900).

Almost surely, 2^538980674399 is an apocalyptic number.

538980674399 is a deficient number, since it is larger than the sum of its proper divisors (39073201).

538980674399 is a wasteful number, since it uses less digits than its factorization.

538980674399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39073200.

The product of its (nonzero) digits is 352719360, while the sum is 71.

The spelling of 538980674399 in words is "five hundred thirty-eight billion, nine hundred eighty million, six hundred seventy-four thousand, three hundred ninety-nine".