149554568 has 16 divisors (see below), whose sum is σ = 280590480. Its totient is φ = 74730448.

The previous prime is 149554553. The next prime is 149554583. The reversal of 149554568 is 865455941.

It is an interprime number because it is at equal distance from previous prime (149554553) and next prime (149554583).

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, 10355 + ... + 20157.

It is an arithmetic number, because the mean of its divisors is an integer number (17536905).

Almost surely, 2^149554568 is an apocalyptic number.

It is an amenable number.

149554568 is a deficient number, since it is larger than the sum of its proper divisors (131035912).

149554568 is a wasteful number, since it uses less digits than its factorization.

149554568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11716 (or 11712 counting only the distinct ones).

The product of its digits is 864000, while the sum is 47.

The square root of 149554568 is about 12229.2505085144. The cubic root of 149554568 is about 530.8028274319.

The spelling of 149554568 in words is "one hundred forty-nine million, five hundred fifty-four thousand, five hundred sixty-eight".