5142563642 has 8 divisors (see below), whose sum is σ = 7840302132. Its totient is φ = 2529129600.

The previous prime is 5142563603. The next prime is 5142563677. The reversal of 5142563642 is 2463652415.

It can be written as a sum of positive squares in 2 ways, for example, as 4185960601 + 956603041 = 64699^2 + 30929^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 5142563596 and 5142563605.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21075959 + ... + 21076202.

Almost surely, 2^5142563642 is an apocalyptic number.

5142563642 is a deficient number, since it is larger than the sum of its proper divisors (2697738490).

5142563642 is a wasteful number, since it uses less digits than its factorization.

5142563642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42152224.

The product of its digits is 172800, while the sum is 38.

The square root of 5142563642 is about 71711.6701939092. The cubic root of 5142563642 is about 1726.0759112514.

The spelling of 5142563642 in words is "five billion, one hundred forty-two million, five hundred sixty-three thousand, six hundred forty-two".