149379899349 has 32 divisors (see below), whose sum is σ = 208040454400. Its totient is φ = 95246668800.

The previous prime is 149379899327. The next prime is 149379899369. The reversal of 149379899349 is 943998973941.

It is not a de Polignac number, because 149379899349 - 2¹⁷ = 149379768277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149379899369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12391677 + ... + 12403725.

It is an arithmetic number, because the mean of its divisors is an integer number (6501264200).

Almost surely, 2^149379899349 is an apocalyptic number.

It is an amenable number.

149379899349 is a deficient number, since it is larger than the sum of its proper divisors (58660555051).

149379899349 is a wasteful number, since it uses less digits than its factorization.

149379899349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13981.

The product of its digits is 476171136, while the sum is 75.

The spelling of 149379899349 in words is "one hundred forty-nine billion, three hundred seventy-nine million, eight hundred ninety-nine thousand, three hundred forty-nine".