2800402385806 has 16 divisors (see below), whose sum is σ = 4231123384320. Its totient is φ = 1390029351480.

The previous prime is 2800402385783. The next prime is 2800402385821. The reversal of 2800402385806 is 6085832040082.

It is a congruent 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, 3656755 + ... + 4355761.

It is an arithmetic number, because the mean of its divisors is an integer number (264445211520).

Almost surely, 2^{2800402385806} is an apocalyptic number.

2800402385806 is a deficient number, since it is larger than the sum of its proper divisors (1430720998514).

2800402385806 is a wasteful number, since it uses less digits than its factorization.

2800402385806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713559.

The product of its (nonzero) digits is 737280, while the sum is 46.

The spelling of 2800402385806 in words is "two trillion, eight hundred billion, four hundred two million, three hundred eighty-five thousand, eight hundred six".