149364768 has 48 divisors (see below), whose sum is σ = 448096320. Its totient is φ = 42675456.

The previous prime is 149364751. The next prime is 149364773. The reversal of 149364768 is 867463941.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110463 + ... + 111806.

It is an arithmetic number, because the mean of its divisors is an integer number (9335340).

Almost surely, 2^149364768 is an apocalyptic number.

It is an amenable number.

149364768 is an abundant number, since it is smaller than the sum of its proper divisors (298731552).

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

149364768 is a wasteful number, since it uses less digits than its factorization.

149364768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222289 (or 222281 counting only the distinct ones).

The product of its digits is 870912, while the sum is 48.

The square root of 149364768 is about 12221.4879617827. The cubic root of 149364768 is about 530.5781847319.

The spelling of 149364768 in words is "one hundred forty-nine million, three hundred sixty-four thousand, seven hundred sixty-eight".