154405164 has 96 divisors (see below), whose sum is σ = 394813440. Its totient is φ = 46816000.

The previous prime is 154405159. The next prime is 154405177. The reversal of 154405164 is 461504451.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 808309 + ... + 808499.

It is an arithmetic number, because the mean of its divisors is an integer number (4112640).

Almost surely, 2^154405164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 154405164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197406720).

154405164 is an abundant number, since it is smaller than the sum of its proper divisors (240408276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

154405164 is a wasteful number, since it uses less digits than its factorization.

154405164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351 (or 349 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 154405164 is about 12425.9874456721. The cubic root of 154405164 is about 536.4804993626.

The spelling of 154405164 in words is "one hundred fifty-four million, four hundred five thousand, one hundred sixty-four".