165454272154 has 8 divisors (see below), whose sum is σ = 248433884640. Its totient is φ = 82642977276.

The previous prime is 165454272149. The next prime is 165454272169. The reversal of 165454272154 is 451272454561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42076944 + ... + 42080875.

It is an arithmetic number, because the mean of its divisors is an integer number (31054235580).

Almost surely, 2^165454272154 is an apocalyptic number.

165454272154 is a deficient number, since it is larger than the sum of its proper divisors (82979612486).

165454272154 is an equidigital number, since it uses as much as digits as its factorization.

165454272154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84158804.

The product of its digits is 1344000, while the sum is 46.

The spelling of 165454272154 in words is "one hundred sixty-five billion, four hundred fifty-four million, two hundred seventy-two thousand, one hundred fifty-four".