148320767774666 has 16 divisors (see below), whose sum is σ = 226129342106088. Its totient is φ = 72944330712000.

The previous prime is 148320767774633. The next prime is 148320767774681. The reversal of 148320767774666 is 666477767023841.

It can be written as a sum of positive squares in 4 ways, for example, as 56235075990025 + 92085691784641 = 7499005^2 + 9596129^2 .

It is a junction number, because it is equal to n+sod(n) for n = 148320767774593 and 148320767774602.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27785516 + ... + 32690616.

Almost surely, 2^{148320767774666} is an apocalyptic number.

148320767774666 is a deficient number, since it is larger than the sum of its proper divisors (77808574331422).

148320767774666 is a wasteful number, since it uses less digits than its factorization.

148320767774666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5153017.

The product of its (nonzero) digits is 2389782528, while the sum is 74.

The spelling of 148320767774666 in words is "one hundred forty-eight trillion, three hundred twenty billion, seven hundred sixty-seven million, seven hundred seventy-four thousand, six hundred sixty-six".