149497056 has 96 divisors (see below), whose sum is σ = 455051520. Its totient is φ = 47659392.

The previous prime is 149497043. The next prime is 149497063. The reversal of 149497056 is 650794941.

It is a tau number, because it is divible by the number of its divisors (96).

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 15 ways as a sum of consecutive naturals, for example, 16111 + ... + 23633.

It is an arithmetic number, because the mean of its divisors is an integer number (4740120).

Almost surely, 2^149497056 is an apocalyptic number.

149497056 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 149497056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (227525760).

149497056 is an abundant number, since it is smaller than the sum of its proper divisors (305554464).

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

149497056 is a wasteful number, since it uses less digits than its factorization.

149497056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7565 (or 7551 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 149497056 is about 12226.8988709321. The cubic root of 149497056 is about 530.7347776968.

The spelling of 149497056 in words is "one hundred forty-nine million, four hundred ninety-seven thousand, fifty-six".