116426931640 has 16 divisors (see below), whose sum is σ = 261960596280. Its totient is φ = 46570772640.

The previous prime is 116426931631. The next prime is 116426931703. The reversal of 116426931640 is 46139624611.

It is a super-2 number, since 2×116426931640² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1455336606 + ... + 1455336685.

Almost surely, 2^116426931640 is an apocalyptic number.

116426931640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116426931640 is an abundant number, since it is smaller than the sum of its proper divisors (145533664640).

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

116426931640 is a wasteful number, since it uses less digits than its factorization.

116426931640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2910673302 (or 2910673298 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 116426931640 in words is "one hundred sixteen billion, four hundred twenty-six million, nine hundred thirty-one thousand, six hundred forty".