149494814668 has 12 divisors (see below), whose sum is σ = 261657648112. Its totient is φ = 74735486640.

The previous prime is 149494814657. The next prime is 149494814683. The reversal of 149494814668 is 866418494941.

It is a super-2 number, since 2×149494814668² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2951928 + ... + 3002143.

Almost surely, 2^149494814668 is an apocalyptic number.

It is an amenable number.

149494814668 is a deficient number, since it is larger than the sum of its proper divisors (112162833444).

149494814668 is a wasteful number, since it uses less digits than its factorization.

149494814668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5960352 (or 5960350 counting only the distinct ones).

The product of its digits is 47775744, while the sum is 64.

The spelling of 149494814668 in words is "one hundred forty-nine billion, four hundred ninety-four million, eight hundred fourteen thousand, six hundred sixty-eight".