963842880025 has 27 divisors (see below), whose sum is σ = 1249534532701. Its totient is φ = 737462939840.

The previous prime is 963842879969. The next prime is 963842880083. The reversal of 963842880025 is 520088248369.

It is a happy number.

The square root of 963842880025 is 981755.

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

It can be written as a sum of positive squares in 4 ways, for example, as 81693644041 + 882149235984 = 285821^2 + 939228^2 .

It is not a de Polignac number, because 963842880025 - 2⁷ = 963842879897 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 112897557 + ... + 112906093.

Almost surely, 2^963842880025 is an apocalyptic number.

963842880025 is the 981755-th square number.

963842880025 is the 490878-th centered octagonal number.

It is an amenable number.

963842880025 is a deficient number, since it is larger than the sum of its proper divisors (285691652676).

963842880025 is an frugal number, since it uses more digits than its factorization.

963842880025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17130 (or 8565 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 55.

The spelling of 963842880025 in words is "nine hundred sixty-three billion, eight hundred forty-two million, eight hundred eighty thousand, twenty-five".