149545768 has 16 divisors (see below), whose sum is σ = 283020480. Its totient is φ = 74073648.

The previous prime is 149545757. The next prime is 149545777. The reversal of 149545768 is 867545941.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86496 + ... + 88207.

It is an arithmetic number, because the mean of its divisors is an integer number (17688780).

Almost surely, 2^149545768 is an apocalyptic number.

It is an amenable number.

149545768 is a deficient number, since it is larger than the sum of its proper divisors (133474712).

149545768 is a wasteful number, since it uses less digits than its factorization.

149545768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174816 (or 174812 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 49.

The square root of 149545768 is about 12228.8907101176. The cubic root of 149545768 is about 530.7924161674.

The spelling of 149545768 in words is "one hundred forty-nine million, five hundred forty-five thousand, seven hundred sixty-eight".