117819458628 has 24 divisors (see below), whose sum is σ = 275699793600. Its totient is φ = 39160620960.

The previous prime is 117819458623. The next prime is 117819458629. The reversal of 117819458628 is 826854918711.

It is not an unprimeable number, because it can be changed into a prime (117819458621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14062128 + ... + 14070503.

It is an arithmetic number, because the mean of its divisors is an integer number (11487491400).

Almost surely, 2^117819458628 is an apocalyptic number.

It is an amenable number.

117819458628 is an abundant number, since it is smaller than the sum of its proper divisors (157880334972).

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

117819458628 is a wasteful number, since it uses less digits than its factorization.

117819458628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28132987 (or 28132985 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 60.

The spelling of 117819458628 in words is "one hundred seventeen billion, eight hundred nineteen million, four hundred fifty-eight thousand, six hundred twenty-eight".