635089455625 has 45 divisors (see below), whose sum is σ = 803105440401. Its totient is φ = 502062750000.

The previous prime is 635089455619. The next prime is 635089455647. The reversal of 635089455625 is 526554980536.

The square root of 635089455625 is 796925.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 49791013321 + 585298442304 = 223139^2 + 765048^2 .

It is not a de Polignac number, because 635089455625 - 2⁵ = 635089455593 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 635089455625.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 2530236750 + ... + 2530237000.

Almost surely, 2^635089455625 is an apocalyptic number.

635089455625 is the 796925-th square number.

635089455625 is the 398463-rd centered octagonal number.

It is an amenable number.

635089455625 is a deficient number, since it is larger than the sum of its proper divisors (168015984776).

635089455625 is an frugal number, since it uses more digits than its factorization.

635089455625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776 (or 383 counting only the distinct ones).

The product of its (nonzero) digits is 38880000, while the sum is 58.

The spelling of 635089455625 in words is "six hundred thirty-five billion, eighty-nine million, four hundred fifty-five thousand, six hundred twenty-five".