165426660154 has 16 divisors (see below), whose sum is σ = 283595295168. Its totient is φ = 70895456352.

The previous prime is 165426660151. The next prime is 165426660173. The reversal of 165426660154 is 451066624561.

165426660154 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×165426660154² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (165426660151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607789 + ... + 836815.

It is an arithmetic number, because the mean of its divisors is an integer number (17724705948).

Almost surely, 2^165426660154 is an apocalyptic number.

165426660154 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

165426660154 is a deficient number, since it is larger than the sum of its proper divisors (118168635014).

165426660154 is a wasteful number, since it uses less digits than its factorization.

165426660154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280629.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 165426660154 in words is "one hundred sixty-five billion, four hundred twenty-six million, six hundred sixty thousand, one hundred fifty-four".