165255230042 has 16 divisors (see below), whose sum is σ = 283308734592. Its totient is φ = 70820156400.

The previous prime is 165255229973. The next prime is 165255230083. The reversal of 165255230042 is 240032552561.

It is a junction number, because it is equal to n+sod(n) for n = 165255229984 and 165255230011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10292 + ... + 574992.

It is an arithmetic number, because the mean of its divisors is an integer number (17706795912).

Almost surely, 2^165255230042 is an apocalyptic number.

165255230042 is a deficient number, since it is larger than the sum of its proper divisors (118053504550).

165255230042 is a wasteful number, since it uses less digits than its factorization.

165255230042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585613.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 165255230042 in words is "one hundred sixty-five billion, two hundred fifty-five million, two hundred thirty thousand, forty-two".