6280739042 has 6 divisors (see below), whose sum is σ = 9421276683. Its totient is φ = 3140313482.

The previous prime is 6280739021. The next prime is 6280739093. The reversal of 6280739042 is 2409370826.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3140369521 + 3140369521 = 56039^2 + 56039^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=56039.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 84059 + ... + 140097.

Almost surely, 2^6280739042 is an apocalyptic number.

6280739042 is a deficient number, since it is larger than the sum of its proper divisors (3140537641).

6280739042 is an frugal number, since it uses more digits than its factorization.

6280739042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112080 (or 56041 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 6280739042 is about 79251.1138218259. The cubic root of 6280739042 is about 1845.0306413538.

The spelling of 6280739042 in words is "six billion, two hundred eighty million, seven hundred thirty-nine thousand, forty-two".