149166294616 has 8 divisors (see below), whose sum is σ = 279686802420. Its totient is φ = 74583147304.

The previous prime is 149166294611. The next prime is 149166294637. The reversal of 149166294616 is 616492661941.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149166294611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9322893406 + ... + 9322893421.

Almost surely, 2^149166294616 is an apocalyptic number.

It is an amenable number.

149166294616 is a deficient number, since it is larger than the sum of its proper divisors (130520507804).

149166294616 is a wasteful number, since it uses less digits than its factorization.

149166294616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18645786833 (or 18645786829 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 55.

The spelling of 149166294616 in words is "one hundred forty-nine billion, one hundred sixty-six million, two hundred ninety-four thousand, six hundred sixteen".