149011983267 has 20 divisors (see below), whose sum is σ = 231782637960. Its totient is φ = 85149700608.

The previous prime is 149011983233. The next prime is 149011983269. The reversal of 149011983267 is 762389110941.

It is not a de Polignac number, because 149011983267 - 2⁸ = 149011983011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149011983269) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10336542 + ... + 10350947.

It is an arithmetic number, because the mean of its divisors is an integer number (11589131898).

Almost surely, 2^149011983267 is an apocalyptic number.

149011983267 is a deficient number, since it is larger than the sum of its proper divisors (82770654693).

149011983267 is an frugal number, since it uses more digits than its factorization.

149011983267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20687520 (or 20687499 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 51.

The spelling of 149011983267 in words is "one hundred forty-nine billion, eleven million, nine hundred eighty-three thousand, two hundred sixty-seven".