148946860866 has 16 divisors (see below), whose sum is σ = 298415433888. Its totient is φ = 49562001600.

The previous prime is 148946860841. The next prime is 148946860883. The reversal of 148946860866 is 668068649841.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 148946860797 and 148946860806.

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, 21734295 + ... + 21741146.

It is an arithmetic number, because the mean of its divisors is an integer number (18650964618).

Almost surely, 2^148946860866 is an apocalyptic number.

148946860866 is an abundant number, since it is smaller than the sum of its proper divisors (149468573022).

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

148946860866 is a wasteful number, since it uses less digits than its factorization.

148946860866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43476017.

The product of its (nonzero) digits is 95551488, while the sum is 66.

The spelling of 148946860866 in words is "one hundred forty-eight billion, nine hundred forty-six million, eight hundred sixty thousand, eight hundred sixty-six".