149514768 has 160 divisors (see below), whose sum is σ = 469414400. Its totient is φ = 45287424.

The previous prime is 149514763. The next prime is 149514769. The reversal of 149514768 is 867415941.

It is not an unprimeable number, because it can be changed into a prime (149514763) by changing a digit.

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, 443496 + ... + 443832.

It is an arithmetic number, because the mean of its divisors is an integer number (2933840).

Almost surely, 2^149514768 is an apocalyptic number.

149514768 is a gapful number since it is divisible by the number (18) 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 149514768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234707200).

149514768 is an abundant number, since it is smaller than the sum of its proper divisors (319899632).

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

149514768 is a wasteful number, since it uses less digits than its factorization.

149514768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446 (or 434 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 149514768 is about 12227.6231541539. The cubic root of 149514768 is about 530.7557368679.

The spelling of 149514768 in words is "one hundred forty-nine million, five hundred fourteen thousand, seven hundred sixty-eight".