165379908054 has 32 divisors (see below), whose sum is σ = 338854957056. Its totient is φ = 53777666880.

The previous prime is 165379908049. The next prime is 165379908059. The reversal of 165379908054 is 450809973561.

It is an interprime number because it is at equal distance from previous prime (165379908049) and next prime (165379908059).

It is a junction number, because it is equal to n+sod(n) for n = 165379907985 and 165379908003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165379908059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4440699 + ... + 4477785.

It is an arithmetic number, because the mean of its divisors is an integer number (10589217408).

Almost surely, 2^165379908054 is an apocalyptic number.

165379908054 is an abundant number, since it is smaller than the sum of its proper divisors (173475049002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165379908054 is a wasteful number, since it uses less digits than its factorization.

165379908054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55260.

The product of its (nonzero) digits is 8164800, while the sum is 57.

The spelling of 165379908054 in words is "one hundred sixty-five billion, three hundred seventy-nine million, nine hundred eight thousand, fifty-four".