118746746640 has 120 divisors (see below), whose sum is σ = 398966750208. Its totient is φ = 31651856640.

The previous prime is 118746746639. The next prime is 118746746659. The reversal of 118746746640 is 46647647811.

It is a happy number.

118746746640 is a `hidden beast` number, since 1 + 1 + 87 + 4 + 67 + 466 + 40 = 666.

118746746640 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1654705 + ... + 1724975.

Almost surely, 2^118746746640 is an apocalyptic number.

118746746640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118746746640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199483375104).

118746746640 is an abundant number, since it is smaller than the sum of its proper divisors (280220003568).

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

118746746640 is a wasteful number, since it uses less digits than its factorization.

118746746640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72637 (or 72628 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The spelling of 118746746640 in words is "one hundred eighteen billion, seven hundred forty-six million, seven hundred forty-six thousand, six hundred forty".