149120296816 has 40 divisors (see below), whose sum is σ = 295722109280. Its totient is φ = 72824749056.

The previous prime is 149120296811. The next prime is 149120296931. The reversal of 149120296816 is 618692021941.

It is a self number, because there is not a number n which added to its sum of digits gives 149120296816.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149120296811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 499461 + ... + 740068.

It is an arithmetic number, because the mean of its divisors is an integer number (7393052732).

Almost surely, 2^149120296816 is an apocalyptic number.

149120296816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

149120296816 is a deficient number, since it is larger than the sum of its proper divisors (146601812464).

149120296816 is a wasteful number, since it uses less digits than its factorization.

149120296816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239713 (or 1239707 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 49.

The spelling of 149120296816 in words is "one hundred forty-nine billion, one hundred twenty million, two hundred ninety-six thousand, eight hundred sixteen".