118135022720 has 128 divisors (see below), whose sum is σ = 331790316480. Its totient is φ = 39653683200.

The previous prime is 118135022701. The next prime is 118135022723. The reversal of 118135022720 is 27220531811.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (118135022723) 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, 553886 + ... + 736925.

Almost surely, 2^118135022720 is an apocalyptic number.

118135022720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118135022720 is an abundant number, since it is smaller than the sum of its proper divisors (213655293760).

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

118135022720 is a wasteful number, since it uses less digits than its factorization.

118135022720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290854 (or 1290842 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

The spelling of 118135022720 in words is "one hundred eighteen billion, one hundred thirty-five million, twenty-two thousand, seven hundred twenty".