155117589119 has 8 divisors (see below), whose sum is σ = 156031215408. Its totient is φ = 154205983360.

The previous prime is 155117589073. The next prime is 155117589191. The reversal of 155117589119 is 911985711551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-155117589119 is a prime.

It is a super-2 number, since 2×155117589119² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155117589199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351002 + ... + 658359.

It is an arithmetic number, because the mean of its divisors is an integer number (19503901926).

Almost surely, 2^155117589119 is an apocalyptic number.

155117589119 is a deficient number, since it is larger than the sum of its proper divisors (913626289).

155117589119 is a wasteful number, since it uses less digits than its factorization.

155117589119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010265.

The product of its digits is 567000, while the sum is 53.

The spelling of 155117589119 in words is "one hundred fifty-five billion, one hundred seventeen million, five hundred eighty-nine thousand, one hundred nineteen".