118437734811 has 16 divisors (see below), whose sum is σ = 173797614720. Its totient is φ = 71145217920.

The previous prime is 118437734771. The next prime is 118437734819.

It is a happy number.

118437734811 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 118437734811 - 2¹³ = 118437726619 is a prime.

It is a super-2 number, since 2×118437734811² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (118437734819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15876901 + ... + 15884358.

It is an arithmetic number, because the mean of its divisors is an integer number (10862350920).

Almost surely, 2^118437734811 is an apocalyptic number.

118437734811 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

118437734811 is a deficient number, since it is larger than the sum of its proper divisors (55359879909).

118437734811 is a wasteful number, since it uses less digits than its factorization.

118437734811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31761386.

The product of its digits is 451584, while the sum is 48.

The spelling of 118437734811 in words is "one hundred eighteen billion, four hundred thirty-seven million, seven hundred thirty-four thousand, eight hundred eleven".