72650825306 has 16 divisors (see below), whose sum is σ = 109104225000. Its totient is φ = 36282774528.

The previous prime is 72650825287. The next prime is 72650825321. The reversal of 72650825306 is 60352805627.

It can be written as a sum of positive squares in 4 ways, for example, as 58348818025 + 14302007281 = 241555^2 + 119591^2 .

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 7 ways as a sum of consecutive naturals, for example, 11959886 + ... + 11965958.

Almost surely, 2^72650825306 is an apocalyptic number.

72650825306 is a deficient number, since it is larger than the sum of its proper divisors (36453399694).

72650825306 is a wasteful number, since it uses less digits than its factorization.

72650825306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12113.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 72650825306 in words is "seventy-two billion, six hundred fifty million, eight hundred twenty-five thousand, three hundred six".