148218556 has 6 divisors (see below), whose sum is σ = 259382480. Its totient is φ = 74109276.

The previous prime is 148218541. The next prime is 148218569. The reversal of 148218556 is 655812841.

It is a happy number.

148218556 is digitally balanced in base 2, 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 polite number, since it can be written as a sum of consecutive naturals, namely, 18527316 + ... + 18527323.

Almost surely, 2^148218556 is an apocalyptic number.

It is an amenable number.

148218556 is a deficient number, since it is larger than the sum of its proper divisors (111163924).

148218556 is a wasteful number, since it uses less digits than its factorization.

148218556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37054643 (or 37054641 counting only the distinct ones).

The product of its digits is 76800, while the sum is 40.

The square root of 148218556 is about 12174.5043430934. The cubic root of 148218556 is about 529.2174948373.

The spelling of 148218556 in words is "one hundred forty-eight million, two hundred eighteen thousand, five hundred fifty-six".