603969894025 has 81 divisors (see below), whose sum is σ = 819118853823. Its totient is φ = 441672729600.

The previous prime is 603969893971. The next prime is 603969894049. The reversal of 603969894025 is 520498969306.

The square root of 603969894025 is 777155.

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

603969894025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 13 ways, for example, as 523002329721 + 80967564304 = 723189^2 + 284548^2 .

It is not a de Polignac number, because 603969894025 - 2²⁹ = 603433023113 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 2708385064 + ... + 2708385286.

Almost surely, 2^603969894025 is an apocalyptic number.

603969894025 is the 777155-th square number.

603969894025 is the 388578-th centered octagonal number.

It is an amenable number.

603969894025 is a deficient number, since it is larger than the sum of its proper divisors (215148959798).

603969894025 is an equidigital number, since it uses as much as digits as its factorization.

603969894025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572 (or 286 counting only the distinct ones).

The product of its (nonzero) digits is 25194240, while the sum is 61.

The spelling of 603969894025 in words is "six hundred three billion, nine hundred sixty-nine million, eight hundred ninety-four thousand, twenty-five".