118723822898 has 6 divisors (see below), whose sum is σ = 178086465279. Its totient is φ = 59361667806.

The previous prime is 118723822873. The next prime is 118723822901. The reversal of 118723822898 is 898228327811.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 59361911449 + 59361911449 = 243643^2 + 243643^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=243643.

It is a super-2 number, since 2×118723822898² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 365465 + ... + 609107.

Almost surely, 2^118723822898 is an apocalyptic number.

118723822898 is a deficient number, since it is larger than the sum of its proper divisors (59362642381).

118723822898 is an frugal number, since it uses more digits than its factorization.

118723822898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487288 (or 243645 counting only the distinct ones).

The product of its digits is 6193152, while the sum is 59.

The spelling of 118723822898 in words is "one hundred eighteen billion, seven hundred twenty-three million, eight hundred twenty-two thousand, eight hundred ninety-eight".