252572647450 has 24 divisors (see below), whose sum is σ = 478648999548. Its totient is φ = 99122849280.

The previous prime is 252572647441. The next prime is 252572647451. The reversal of 252572647450 is 54746275252.

It can be written as a sum of positive squares in 6 ways, for example, as 196046158441 + 56526489009 = 442771^2 + 237753^2 .

It is a junction number, because it is equal to n+sod(n) for n = 252572647394 and 252572647403.

It is not an unprimeable number, because it can be changed into a prime (252572647451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47652567 + ... + 47657866.

Almost surely, 2^252572647450 is an apocalyptic number.

252572647450 is a deficient number, since it is larger than the sum of its proper divisors (226076352098).

252572647450 is a wasteful number, since it uses less digits than its factorization.

252572647450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95310498 (or 95310493 counting only the distinct ones).

The product of its (nonzero) digits is 4704000, while the sum is 49.

The spelling of 252572647450 in words is "two hundred fifty-two billion, five hundred seventy-two million, six hundred forty-seven thousand, four hundred fifty".