72652866825626 has 8 divisors (see below), whose sum is σ = 108982663790484. Its totient is φ = 36325312228800.

The previous prime is 72652866825593. The next prime is 72652866825677. The reversal of 72652866825626 is 62652866825627.

It can be written as a sum of positive squares in 2 ways, for example, as 62304105957025 + 10348760868601 = 7893295^2 + 3216949^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 72652866825626.

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, 560511005 + ... + 560640608.

Almost surely, 2^{72652866825626} is an apocalyptic number.

72652866825626 is a deficient number, since it is larger than the sum of its proper divisors (36329796964858).

72652866825626 is a wasteful number, since it uses less digits than its factorization.

72652866825626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121184016.

The product of its digits is 1393459200, while the sum is 71.

Subtracting from 72652866825626 its reverse (62652866825627), we obtain a palindrome (9999999999999).

The spelling of 72652866825626 in words is "seventy-two trillion, six hundred fifty-two billion, eight hundred sixty-six million, eight hundred twenty-five thousand, six hundred twenty-six".