165060115556151 has 4 divisors (see below), whose sum is σ = 220080154074872. Its totient is φ = 110040077037432.

The previous prime is 165060115556137. The next prime is 165060115556233. The reversal of 165060115556151 is 151655511060561.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 165060115556151 - 2⁶ = 165060115556087 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 165060115556151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165060115551151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27510019259356 + ... + 27510019259361.

It is an arithmetic number, because the mean of its divisors is an integer number (55020038518718).

Almost surely, 2^{165060115556151} is an apocalyptic number.

165060115556151 is a deficient number, since it is larger than the sum of its proper divisors (55020038518721).

165060115556151 is an equidigital number, since it uses as much as digits as its factorization.

165060115556151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55020038518720.

The product of its (nonzero) digits is 675000, while the sum is 48.

The spelling of 165060115556151 in words is "one hundred sixty-five trillion, sixty billion, one hundred fifteen million, five hundred fifty-six thousand, one hundred fifty-one".