148631666 has 8 divisors (see below), whose sum is σ = 223046784. Its totient is φ = 74282740.

The previous prime is 148631657. The next prime is 148631677. The reversal of 148631666 is 666136841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10490 + ... + 20181.

It is an arithmetic number, because the mean of its divisors is an integer number (27880848).

Almost surely, 2^148631666 is an apocalyptic number.

148631666 is a deficient number, since it is larger than the sum of its proper divisors (74415118).

148631666 is a wasteful number, since it uses less digits than its factorization.

148631666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33096.

The product of its digits is 124416, while the sum is 41.

The square root of 148631666 is about 12191.4587314234. The cubic root of 148631666 is about 529.7087114213.

The spelling of 148631666 in words is "one hundred forty-eight million, six hundred thirty-one thousand, six hundred sixty-six".