117116581730 has 32 divisors (see below), whose sum is σ = 223529070960. Its totient is φ = 44028006400.

The previous prime is 117116581711. The next prime is 117116581741. The reversal of 117116581730 is 37185611711.

It is a Cunningham number, because it is equal to 342223²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 111213579169 + 5903002561 = 333487^2 + 76831^2 .

It is a super-2 number, since 2×117116581730² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 372215 + ... + 610554.

Almost surely, 2^117116581730 is an apocalyptic number.

117116581730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117116581730 is a deficient number, since it is larger than the sum of its proper divisors (106412489230).

117116581730 is a wasteful number, since it uses less digits than its factorization.

117116581730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983494.

The product of its (nonzero) digits is 35280, while the sum is 41.

The spelling of 117116581730 in words is "one hundred seventeen billion, one hundred sixteen million, five hundred eighty-one thousand, seven hundred thirty".