149759667388 has 12 divisors (see below), whose sum is σ = 265024131120. Its totient is φ = 74038487072.

The previous prime is 149759667377. The next prime is 149759667391. The reversal of 149759667388 is 883766957941.

It is a self number, because there is not a number n which added to its sum of digits gives 149759667388.

It is a congruent number.

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, 210336256 + ... + 210336967.

It is an arithmetic number, because the mean of its divisors is an integer number (22085344260).

Almost surely, 2^149759667388 is an apocalyptic number.

It is an amenable number.

149759667388 is a deficient number, since it is larger than the sum of its proper divisors (115264463732).

149759667388 is a wasteful number, since it uses less digits than its factorization.

149759667388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420673316 (or 420673314 counting only the distinct ones).

The product of its digits is 548674560, while the sum is 73.

The spelling of 149759667388 in words is "one hundred forty-nine billion, seven hundred fifty-nine million, six hundred sixty-seven thousand, three hundred eighty-eight".