4065992426 has 16 divisors (see below), whose sum is σ = 6299432448. Its totient is φ = 1966258800.

The previous prime is 4065992387. The next prime is 4065992431. The reversal of 4065992426 is 6242995604.

It is a Curzon number.

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, 92156 + ... + 128936.

It is an arithmetic number, because the mean of its divisors is an integer number (393714528).

Almost surely, 2^4065992426 is an apocalyptic number.

4065992426 is a deficient number, since it is larger than the sum of its proper divisors (2233440022).

4065992426 is a wasteful number, since it uses less digits than its factorization.

4065992426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38597.

The product of its (nonzero) digits is 933120, while the sum is 47.

The square root of 4065992426 is about 63765.1348779253. The cubic root of 4065992426 is about 1596.0831832177.

The spelling of 4065992426 in words is "four billion, sixty-five million, nine hundred ninety-two thousand, four hundred twenty-six".