149775056 has 10 divisors (see below), whose sum is σ = 290189202. Its totient is φ = 74887520.

The previous prime is 149775029. The next prime is 149775061. The reversal of 149775056 is 650577941.

149775056 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 83905600 + 65869456 = 9160^2 + 8116^2 .

It is a junction number, because it is equal to n+sod(n) for n = 149774998 and 149775016.

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 as a sum of consecutive naturals, namely, 4680455 + ... + 4680486.

Almost surely, 2^149775056 is an apocalyptic number.

149775056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

149775056 is a deficient number, since it is larger than the sum of its proper divisors (140414146).

149775056 is an equidigital number, since it uses as much as digits as its factorization.

149775056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9360949 (or 9360943 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 44.

The square root of 149775056 is about 12238.2619681064. The cubic root of 149775056 is about 531.0635531931.

The spelling of 149775056 in words is "one hundred forty-nine million, seven hundred seventy-five thousand, fifty-six".