5021422898 has 18 divisors (see below), whose sum is σ = 7631270589. Its totient is φ = 2478091792.

The previous prime is 5021422897. The next prime is 5021422907. The reversal of 5021422898 is 8982241205.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4488598009 + 532824889 = 66997^2 + 23083^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=50107.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5021422897) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8918765 + ... + 8919327.

Almost surely, 2^5021422898 is an apocalyptic number.

5021422898 is a deficient number, since it is larger than the sum of its proper divisors (2609847691).

5021422898 is an frugal number, since it uses more digits than its factorization.

5021422898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306 (or 654 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 41.

The square root of 5021422898 is about 70861.9989698287. The cubic root of 5021422898 is about 1712.4146430754.

The spelling of 5021422898 in words is "five billion, twenty-one million, four hundred twenty-two thousand, eight hundred ninety-eight".