900149656072 has 48 divisors (see below), whose sum is σ = 1781522068140. Its totient is φ = 426330283392.

The previous prime is 900149656061. The next prime is 900149656127. The reversal of 900149656072 is 270656941009.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 878332593636 + 21817062436 = 937194^2 + 147706^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28786398 + ... + 28817650.

Almost surely, 2^900149656072 is an apocalyptic number.

It is an amenable number.

900149656072 is a deficient number, since it is larger than the sum of its proper divisors (881372412068).

900149656072 is a wasteful number, since it uses less digits than its factorization.

900149656072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41270 (or 41247 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 49.

The spelling of 900149656072 in words is "nine hundred billion, one hundred forty-nine million, six hundred fifty-six thousand, seventy-two".