149149147814 has 4 divisors (see below), whose sum is σ = 223723721724. Its totient is φ = 74574573906.

The previous prime is 149149147799. The next prime is 149149147841. The reversal of 149149147814 is 418741941941.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37287286952 + ... + 37287286955.

It is an arithmetic number, because the mean of its divisors is an integer number (55930930431).

Almost surely, 2^149149147814 is an apocalyptic number.

149149147814 is a deficient number, since it is larger than the sum of its proper divisors (74574573910).

149149147814 is an equidigital number, since it uses as much as digits as its factorization.

149149147814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74574573909.

The product of its digits is 1161216, while the sum is 53.

The spelling of 149149147814 in words is "one hundred forty-nine billion, one hundred forty-nine million, one hundred forty-seven thousand, eight hundred fourteen".