5642355442 has 16 divisors (see below), whose sum is σ = 8510329152. Its totient is φ = 2805621520.

The previous prime is 5642355419. The next prime is 5642355457. The reversal of 5642355442 is 2445532465.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5642355395 and 5642355404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265308 + ... + 285784.

It is an arithmetic number, because the mean of its divisors is an integer number (531895572).

Almost surely, 2^5642355442 is an apocalyptic number.

5642355442 is a deficient number, since it is larger than the sum of its proper divisors (2867973710).

5642355442 is a wasteful number, since it uses less digits than its factorization.

5642355442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21233.

The product of its digits is 576000, while the sum is 40.

The square root of 5642355442 is about 75115.6138362724. The cubic root of 5642355442 is about 1780.2738544691.

The spelling of 5642355442 in words is "five billion, six hundred forty-two million, three hundred fifty-five thousand, four hundred forty-two".