117883784525 has 48 divisors (see below), whose sum is σ = 158252944080. Its totient is φ = 86593536000.

The previous prime is 117883784489. The next prime is 117883784527. The reversal of 117883784525 is 525487388711.

It can be written as a sum of positive squares in 24 ways, for example, as 58902319204 + 58981465321 = 242698^2 + 242861^2 .

It is not a de Polignac number, because 117883784525 - 2¹⁴ = 117883768141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117883784527) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56429681 + ... + 56431769.

It is an arithmetic number, because the mean of its divisors is an integer number (3296936335).

Almost surely, 2^117883784525 is an apocalyptic number.

It is an amenable number.

117883784525 is a deficient number, since it is larger than the sum of its proper divisors (40369159555).

117883784525 is a wasteful number, since it uses less digits than its factorization.

117883784525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2946 (or 2941 counting only the distinct ones).

The product of its digits is 15052800, while the sum is 59.

The spelling of 117883784525 in words is "one hundred seventeen billion, eight hundred eighty-three million, seven hundred eighty-four thousand, five hundred twenty-five".