165455503624142 has 16 divisors (see below), whose sum is σ = 250817121924432. Its totient is φ = 81850308399360.

The previous prime is 165455503624139. The next prime is 165455503624241. The reversal of 165455503624142 is 241426305554561.

It is a happy number.

165455503624142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 127372913 + ... + 128665340.

It is an arithmetic number, because the mean of its divisors is an integer number (15676070120277).

Almost surely, 2^{165455503624142} is an apocalyptic number.

165455503624142 is a deficient number, since it is larger than the sum of its proper divisors (85361618300290).

165455503624142 is a wasteful number, since it uses less digits than its factorization.

165455503624142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256041683.

The product of its (nonzero) digits is 17280000, while the sum is 53.

The spelling of 165455503624142 in words is "one hundred sixty-five trillion, four hundred fifty-five billion, five hundred three million, six hundred twenty-four thousand, one hundred forty-two".