4099459457 has 4 divisors (see below), whose sum is σ = 4099656276. Its totient is φ = 4099262640.

The previous prime is 4099459451. The next prime is 4099459519. The reversal of 4099459457 is 7549549904.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2735708416 + 1363751041 = 52304^2 + 36929^2 .

It is a cyclic number.

It is not a de Polignac number, because 4099459457 - 2⁶ = 4099459393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4099459451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62894 + ... + 110247.

It is an arithmetic number, because the mean of its divisors is an integer number (1024914069).

Almost surely, 2^4099459457 is an apocalyptic number.

It is an amenable number.

4099459457 is a deficient number, since it is larger than the sum of its proper divisors (196819).

4099459457 is a wasteful number, since it uses less digits than its factorization.

4099459457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196818.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The square root of 4099459457 is about 64027.0213035090. The cubic root of 4099459457 is about 1600.4503233739.

The spelling of 4099459457 in words is "four billion, ninety-nine million, four hundred fifty-nine thousand, four hundred fifty-seven".