5421798425 has 6 divisors (see below), whose sum is σ = 6723030078. Its totient is φ = 4337438720.

The previous prime is 5421798383. The next prime is 5421798433. The reversal of 5421798425 is 5248971245.

It can be written as a sum of positive squares in 3 ways, for example, as 118026496 + 5303771929 = 10864^2 + 72827^2 .

It is not a de Polignac number, because 5421798425 - 2⁸ = 5421798169 is a prime.

It is a super-2 number, since 2×5421798425² = 58791796322664961250, which contains 22 as substring.

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 5421798425.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 108435944 + ... + 108435993.

It is an arithmetic number, because the mean of its divisors is an integer number (1120505013).

Almost surely, 2^5421798425 is an apocalyptic number.

It is an amenable number.

5421798425 is a deficient number, since it is larger than the sum of its proper divisors (1301231653).

5421798425 is a wasteful number, since it uses less digits than its factorization.

5421798425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216871947 (or 216871942 counting only the distinct ones).

The product of its digits is 806400, while the sum is 47.

The square root of 5421798425 is about 73632.8623985242. The cubic root of 5421798425 is about 1756.7681765269.

The spelling of 5421798425 in words is "five billion, four hundred twenty-one million, seven hundred ninety-eight thousand, four hundred twenty-five".