149731214340 has 24 divisors (see below), whose sum is σ = 419247400320. Its totient is φ = 39928323808.

The previous prime is 149731214327. The next prime is 149731214357. The reversal of 149731214340 is 43412137941.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1247760060 + ... + 1247760179.

It is an arithmetic number, because the mean of its divisors is an integer number (17468641680).

Almost surely, 2^149731214340 is an apocalyptic number.

149731214340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

149731214340 is an abundant number, since it is smaller than the sum of its proper divisors (269516185980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149731214340 is a wasteful number, since it uses less digits than its factorization.

149731214340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2495520251 (or 2495520249 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The spelling of 149731214340 in words is "one hundred forty-nine billion, seven hundred thirty-one million, two hundred fourteen thousand, three hundred forty".