149664154 has 8 divisors (see below), whose sum is σ = 224556480. Its totient is φ = 74811996.

The previous prime is 149664127. The next prime is 149664161. The reversal of 149664154 is 451466941.

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, 2317 + ... + 17455.

It is an arithmetic number, because the mean of its divisors is an integer number (28069560).

Almost surely, 2^149664154 is an apocalyptic number.

149664154 is a deficient number, since it is larger than the sum of its proper divisors (74892326).

149664154 is a wasteful number, since it uses less digits than its factorization.

149664154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20084.

The product of its digits is 103680, while the sum is 40.

The square root of 149664154 is about 12233.7301752164. The cubic root of 149664154 is about 530.9324442390.

The spelling of 149664154 in words is "one hundred forty-nine million, six hundred sixty-four thousand, one hundred fifty-four".