148555548 has 18 divisors (see below), whose sum is σ = 375515504. Its totient is φ = 49518504.

The previous prime is 148555543. The next prime is 148555559. The reversal of 148555548 is 845555841.

148555548 is a `hidden beast` number, since 1 + 48 + 55 + 554 + 8 = 666.

148555548 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148555543) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2063236 + ... + 2063307.

Almost surely, 2^148555548 is an apocalyptic number.

148555548 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

148555548 is an abundant number, since it is smaller than the sum of its proper divisors (226959956).

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

148555548 is a wasteful number, since it uses less digits than its factorization.

148555548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4126553 (or 4126548 counting only the distinct ones).

The product of its digits is 640000, while the sum is 45.

The square root of 148555548 is about 12188.3365559046. The cubic root of 148555548 is about 529.6182702797.

The spelling of 148555548 in words is "one hundred forty-eight million, five hundred fifty-five thousand, five hundred forty-eight".