5142022400 has 54 divisors (see below), whose sum is σ = 12727324722. Its totient is φ = 2056806400.

The previous prime is 5142022373. The next prime is 5142022411. The reversal of 5142022400 is 42202415.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1714622464 + 3427399936 = 41408^2 + 58544^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 395321 + ... + 408120.

Almost surely, 2^5142022400 is an apocalyptic number.

5142022400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5142022400 is an abundant number, since it is smaller than the sum of its proper divisors (7585302322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5142022400 is an equidigital number, since it uses as much as digits as its factorization.

5142022400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803467 (or 803448 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 5142022400 is about 71707.8963573748. The cubic root of 5142022400 is about 1726.0153540650.

Adding to 5142022400 its reverse (42202415), we get a palindrome (5184224815).

The spelling of 5142022400 in words is "five billion, one hundred forty-two million, twenty-two thousand, four hundred".