149067648 has 64 divisors (see below), whose sum is σ = 439966800. Its totient is φ = 49688064.

The previous prime is 149067643. The next prime is 149067661. The reversal of 149067648 is 846760941.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149067643) 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 7 ways as a sum of consecutive naturals, for example, 18111 + ... + 25022.

Almost surely, 2^149067648 is an apocalyptic number.

149067648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

149067648 is an abundant number, since it is smaller than the sum of its proper divisors (290899152).

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

149067648 is an equidigital number, since it uses as much as digits as its factorization.

149067648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43156 (or 43138 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 149067648 is about 12209.3262713386. The cubic root of 149067648 is about 530.2261382203.

The spelling of 149067648 in words is "one hundred forty-nine million, sixty-seven thousand, six hundred forty-eight".