117161477389 has 32 divisors (see below), whose sum is σ = 132353450496. Its totient is φ = 102796499520.

The previous prime is 117161477359. The next prime is 117161477467. The reversal of 117161477389 is 983774161711.

It is not a de Polignac number, because 117161477389 - 2⁵ = 117161477357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117161477339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35426674 + ... + 35429980.

It is an arithmetic number, because the mean of its divisors is an integer number (4136045328).

Almost surely, 2^117161477389 is an apocalyptic number.

It is an amenable number.

117161477389 is a deficient number, since it is larger than the sum of its proper divisors (15191973107).

117161477389 is a wasteful number, since it uses less digits than its factorization.

117161477389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4345.

The product of its digits is 1778112, while the sum is 55.

The spelling of 117161477389 in words is "one hundred seventeen billion, one hundred sixty-one million, four hundred seventy-seven thousand, three hundred eighty-nine".