118139986885284 has 729 divisors, whose sum is σ = 399936034763811. Its totient is φ = 29299944360960.

The previous prime is 118139986885213. The next prime is 118139986885397. The reversal of 118139986885284 is 482588689931811.

The square root of 118139986885284 is 10869222.

It is a perfect power (a square), and thus also a powerful number.

118139986885284 is a `hidden beast` number, since 1 + 1 + 8 + 1 + 3 + 9 + 9 + 8 + 6 + 88 + 528 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1066721283684 + 117073265601600 = 1032822^2 + 10820040^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 242 ways as a sum of consecutive naturals, for example, 100888118019 + ... + 100888119189.

Almost surely, 2^{118139986885284} is an apocalyptic number.

118139986885284 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

118139986885284 is the 10869222-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118139986885284

118139986885284 is an abundant number, since it is smaller than the sum of its proper divisors (281796047878527).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118139986885284 is a wasteful number, since it uses less digits than its factorization.

118139986885284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2426 (or 1213 counting only the distinct ones).

The product of its digits is 1911029760, while the sum is 81.

The spelling of 118139986885284 in words is "one hundred eighteen trillion, one hundred thirty-nine billion, nine hundred eighty-six million, eight hundred eighty-five thousand, two hundred eighty-four".