149506292438 has 16 divisors (see below), whose sum is σ = 225630746640. Its totient is φ = 74297402976.

The previous prime is 149506292423. The next prime is 149506292449. The reversal of 149506292438 is 834292605941.

149506292438 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 149506292438.

It is a congruent 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, 119345 + ... + 559692.

It is an arithmetic number, because the mean of its divisors is an integer number (14101921665).

Almost surely, 2^149506292438 is an apocalyptic number.

149506292438 is a deficient number, since it is larger than the sum of its proper divisors (76124454202).

149506292438 is a wasteful number, since it uses less digits than its factorization.

149506292438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679711.

The product of its (nonzero) digits is 3732480, while the sum is 53.

The spelling of 149506292438 in words is "one hundred forty-nine billion, five hundred six million, two hundred ninety-two thousand, four hundred thirty-eight".