5042356642 has 8 divisors (see below), whose sum is σ = 7563844332. Its totient is φ = 2521075200.

The previous prime is 5042356639. The next prime is 5042356661. The reversal of 5042356642 is 2466532405.

It can be written as a sum of positive squares in 2 ways, for example, as 4583154601 + 459202041 = 67699^2 + 21429^2 .

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

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, 48042 + ... + 111322.

Almost surely, 2^5042356642 is an apocalyptic number.

5042356642 is a deficient number, since it is larger than the sum of its proper divisors (2521487690).

5042356642 is a wasteful number, since it uses less digits than its factorization.

5042356642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103124.

The product of its (nonzero) digits is 172800, while the sum is 37.

The square root of 5042356642 is about 71009.5531742033. The cubic root of 5042356642 is about 1714.7909648978.

The spelling of 5042356642 in words is "five billion, forty-two million, three hundred fifty-six thousand, six hundred forty-two".