630276652625 has 16 divisors (see below), whose sum is σ = 807844329552. Its totient is φ = 490593715200.

The previous prime is 630276652591. The next prime is 630276652627. The reversal of 630276652625 is 526256672036.

It can be written as a sum of positive squares in 8 ways, for example, as 26623796224 + 603652856401 = 163168^2 + 776951^2 .

It is not a de Polignac number, because 630276652625 - 2²⁴ = 630259875409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (630276652627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68133392 + ... + 68142641.

It is an arithmetic number, because the mean of its divisors is an integer number (50490270597).

Almost surely, 2^630276652625 is an apocalyptic number.

It is an amenable number.

630276652625 is a deficient number, since it is larger than the sum of its proper divisors (177567676927).

630276652625 is a wasteful number, since it uses less digits than its factorization.

630276652625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136276085 (or 136276075 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 50.

The spelling of 630276652625 in words is "six hundred thirty billion, two hundred seventy-six million, six hundred fifty-two thousand, six hundred twenty-five".