149379058566 has 144 divisors (see below), whose sum is σ = 346501419264. Its totient is φ = 46498139424.

The previous prime is 149379058553. The next prime is 149379058583. The reversal of 149379058566 is 665850973941.

149379058566 is a `hidden beast` number, since 1 + 49 + 3 + 7 + 9 + 0 + 585 + 6 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 205472895 + ... + 205473621.

It is an arithmetic number, because the mean of its divisors is an integer number (2406259856).

Almost surely, 2^149379058566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149379058566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173250709632).

149379058566 is an abundant number, since it is smaller than the sum of its proper divisors (197122360698).

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

149379058566 is a wasteful number, since it uses less digits than its factorization.

149379058566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183 (or 1161 counting only the distinct ones).

The product of its (nonzero) digits is 48988800, while the sum is 63.

The spelling of 149379058566 in words is "one hundred forty-nine billion, three hundred seventy-nine million, fifty-eight thousand, five hundred sixty-six".