117489987001585 has 16 divisors (see below), whose sum is σ = 154654825695552. Its totient is φ = 84975178939200.

The previous prime is 117489987001547. The next prime is 117489987001613. The reversal of 117489987001585 is 585100789984711.

It is not a de Polignac number, because 117489987001585 - 2⁹ = 117489987001073 is a prime.

It is a super-2 number, since 2×117489987001585² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

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, 5901044139 + ... + 5901064048.

It is an arithmetic number, because the mean of its divisors is an integer number (9665926605972).

Almost surely, 2^{117489987001585} is an apocalyptic number.

It is an amenable number.

117489987001585 is a deficient number, since it is larger than the sum of its proper divisors (37164838693967).

117489987001585 is a wasteful number, since it uses less digits than its factorization.

117489987001585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11802108384.

The product of its (nonzero) digits is 203212800, while the sum is 73.

The spelling of 117489987001585 in words is "one hundred seventeen trillion, four hundred eighty-nine billion, nine hundred eighty-seven million, one thousand, five hundred eighty-five".