149092378666 has 64 divisors (see below), whose sum is σ = 281752473600. Its totient is φ = 57478354560.

The previous prime is 149092378651. The next prime is 149092378711. The reversal of 149092378666 is 666873290941.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25487310 + ... + 25493158.

It is an arithmetic number, because the mean of its divisors is an integer number (4402382400).

Almost surely, 2^149092378666 is an apocalyptic number.

149092378666 is a deficient number, since it is larger than the sum of its proper divisors (132660094934).

149092378666 is a wasteful number, since it uses less digits than its factorization.

149092378666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7579.

The product of its (nonzero) digits is 23514624, while the sum is 61.

The spelling of 149092378666 in words is "one hundred forty-nine billion, ninety-two million, three hundred seventy-eight thousand, six hundred sixty-six".