148666500 has 72 divisors (see below), whose sum is σ = 469007448. Its totient is φ = 39643200.

The previous prime is 148666459. The next prime is 148666541. The reversal of 148666500 is 5666841.

It is an interprime number because it is at equal distance from previous prime (148666459) and next prime (148666541).

It can be written as a sum of positive squares in 4 ways, for example, as 45481536 + 103184964 = 6744^2 + 10158^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12019 + ... + 21018.

Almost surely, 2^148666500 is an apocalyptic number.

148666500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

148666500 is an abundant number, since it is smaller than the sum of its proper divisors (320340948).

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

148666500 is a wasteful number, since it uses less digits than its factorization.

148666500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33062 (or 33047 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 148666500 is about 12192.8872708641. The cubic root of 148666500 is about 529.7500898446.

The spelling of 148666500 in words is "one hundred forty-eight million, six hundred sixty-six thousand, five hundred".