149284438078 has 8 divisors (see below), whose sum is σ = 237098813472. Its totient is φ = 70251500256.

The previous prime is 149284438063. The next prime is 149284438099. The reversal of 149284438078 is 870834482941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2195359350 + ... + 2195359417.

It is an arithmetic number, because the mean of its divisors is an integer number (29637351684).

Almost surely, 2^149284438078 is an apocalyptic number.

149284438078 is a deficient number, since it is larger than the sum of its proper divisors (87814375394).

149284438078 is a wasteful number, since it uses less digits than its factorization.

149284438078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4390718786.

The product of its (nonzero) digits is 12386304, while the sum is 58.

The spelling of 149284438078 in words is "one hundred forty-nine billion, two hundred eighty-four million, four hundred thirty-eight thousand, seventy-eight".