149518875812 has 12 divisors (see below), whose sum is σ = 263414127900. Its totient is φ = 74257696416.

The previous prime is 149518875791. The next prime is 149518875851. The reversal of 149518875812 is 218578815941.

It can be written as a sum of positive squares in 2 ways, for example, as 94601765476 + 54917110336 = 307574^2 + 234344^2 .

It is a hoax number, since the sum of its digits (59) coincides with the sum of the digits of its distinct prime factors.

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, 125434703 + ... + 125435894.

It is an arithmetic number, because the mean of its divisors is an integer number (21951177325).

Almost surely, 2^149518875812 is an apocalyptic number.

It is an amenable number.

149518875812 is a deficient number, since it is larger than the sum of its proper divisors (113895252088).

149518875812 is a wasteful number, since it uses less digits than its factorization.

149518875812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250870750 (or 250870748 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 59.

The spelling of 149518875812 in words is "one hundred forty-nine billion, five hundred eighteen million, eight hundred seventy-five thousand, eight hundred twelve".