149464656 has 160 divisors (see below), whose sum is σ = 475683840. Its totient is φ = 44553600.

The previous prime is 149464633. The next prime is 149464669. The reversal of 149464656 is 656464941.

It is a happy number.

149464656 is a `hidden beast` number, since 149 + 46 + 465 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 337171 + ... + 337613.

It is an arithmetic number, because the mean of its divisors is an integer number (2973024).

Almost surely, 2^149464656 is an apocalyptic number.

149464656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149464656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237841920).

149464656 is an abundant number, since it is smaller than the sum of its proper divisors (326219184).

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

149464656 is a wasteful number, since it uses less digits than its factorization.

149464656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542 (or 530 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 149464656 is about 12225.5738515621. The cubic root of 149464656 is about 530.6964334652.

The spelling of 149464656 in words is "one hundred forty-nine million, four hundred sixty-four thousand, six hundred fifty-six".