149215056 has 40 divisors (see below), whose sum is σ = 405762720. Its totient is φ = 47120256.

The previous prime is 149215049. The next prime is 149215067. The reversal of 149215056 is 650512941.

149215056 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 80895 + ... + 82718.

It is an arithmetic number, because the mean of its divisors is an integer number (10144068).

Almost surely, 2^149215056 is an apocalyptic number.

149215056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

149215056 is an abundant number, since it is smaller than the sum of its proper divisors (256547664).

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

149215056 is a wasteful number, since it uses less digits than its factorization.

149215056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163643 (or 163637 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 149215056 is about 12215.3614764361. The cubic root of 149215056 is about 530.4008549270.

Adding to 149215056 its reverse (650512941), we get a palindrome (799727997).

The spelling of 149215056 in words is "one hundred forty-nine million, two hundred fifteen thousand, fifty-six".