165153077126 has 32 divisors (see below), whose sum is σ = 263608128000. Its totient is φ = 77471144352.

The previous prime is 165153077119. The next prime is 165153077129. The reversal of 165153077126 is 621770351561.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165153077129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160985 + ... + 596843.

It is an arithmetic number, because the mean of its divisors is an integer number (8237754000).

Almost surely, 2^165153077126 is an apocalyptic number.

165153077126 is a deficient number, since it is larger than the sum of its proper divisors (98455050874).

165153077126 is a wasteful number, since it uses less digits than its factorization.

165153077126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436076.

The product of its (nonzero) digits is 264600, while the sum is 44.

The spelling of 165153077126 in words is "one hundred sixty-five billion, one hundred fifty-three million, seventy-seven thousand, one hundred twenty-six".