149087420915 has 4 divisors (see below), whose sum is σ = 178904905104. Its totient is φ = 119269936728.

The previous prime is 149087420903. The next prime is 149087420957. The reversal of 149087420915 is 519024780941.

It is a happy number.

149087420915 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 149087420915 - 2¹⁶ = 149087355379 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14908742087 + ... + 14908742096.

It is an arithmetic number, because the mean of its divisors is an integer number (44726226276).

Almost surely, 2^149087420915 is an apocalyptic number.

149087420915 is a deficient number, since it is larger than the sum of its proper divisors (29817484189).

149087420915 is an equidigital number, since it uses as much as digits as its factorization.

149087420915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29817484188.

The product of its (nonzero) digits is 725760, while the sum is 50.

The spelling of 149087420915 in words is "one hundred forty-nine billion, eighty-seven million, four hundred twenty thousand, nine hundred fifteen".