165013788914 has 16 divisors (see below), whose sum is σ = 266567520408. Its totient is φ = 76158271872.

The previous prime is 165013788911. The next prime is 165013788917. The reversal of 165013788914 is 419887310561.

It is an interprime number because it is at equal distance from previous prime (165013788911) and next prime (165013788917).

It can be written as a sum of positive squares in 4 ways, for example, as 76932452689 + 88081336225 = 277367^2 + 296785^2 .

It is not an unprimeable number, because it can be changed into a prime (165013788911) 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, 1707374 + ... + 1801430.

Almost surely, 2^165013788914 is an apocalyptic number.

165013788914 is a deficient number, since it is larger than the sum of its proper divisors (101553731494).

165013788914 is a wasteful number, since it uses less digits than its factorization.

165013788914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161549.

The product of its (nonzero) digits is 1451520, while the sum is 53.

The spelling of 165013788914 in words is "one hundred sixty-five billion, thirteen million, seven hundred eighty-eight thousand, nine hundred fourteen".