117085165442 has 48 divisors (see below), whose sum is σ = 208745002752. Its totient is φ = 48246831360.

The previous prime is 117085165429. The next prime is 117085165453. The reversal of 117085165442 is 244561580711.

It is a super-2 number, since 2×117085165442² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117085165393 and 117085165402.

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, 2816903 + ... + 2858165.

It is an arithmetic number, because the mean of its divisors is an integer number (4348854224).

Almost surely, 2^117085165442 is an apocalyptic number.

117085165442 is a deficient number, since it is larger than the sum of its proper divisors (91659837310).

117085165442 is a wasteful number, since it uses less digits than its factorization.

117085165442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41571 (or 41542 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 44.

The spelling of 117085165442 in words is "one hundred seventeen billion, eighty-five million, one hundred sixty-five thousand, four hundred forty-two".