118227189740 has 24 divisors (see below), whose sum is σ = 270847744272. Its totient is φ = 42991705280.

The previous prime is 118227189733. The next prime is 118227189767. The reversal of 118227189740 is 47981722811.

It is a super-2 number, since 2×118227189740² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268697939 + ... + 268698378.

It is an arithmetic number, because the mean of its divisors is an integer number (11285322678).

Almost surely, 2^118227189740 is an apocalyptic number.

118227189740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118227189740 is an abundant number, since it is smaller than the sum of its proper divisors (152620554532).

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

118227189740 is a wasteful number, since it uses less digits than its factorization.

118227189740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537396337 (or 537396335 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 50.

The spelling of 118227189740 in words is "one hundred eighteen billion, two hundred twenty-seven million, one hundred eighty-nine thousand, seven hundred forty".