2293888783406 has 16 divisors (see below), whose sum is σ = 3974438320560. Its totient is φ = 981342794880.

The previous prime is 2293888783397. The next prime is 2293888783469. The reversal of 2293888783406 is 6043878883922.

It is a happy number.

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, 3066695861 + ... + 3066696608.

It is an arithmetic number, because the mean of its divisors is an integer number (248402395035).

Almost surely, 2^{2293888783406} is an apocalyptic number.

2293888783406 is a deficient number, since it is larger than the sum of its proper divisors (1680549537154).

2293888783406 is a wasteful number, since it uses less digits than its factorization.

2293888783406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6133392499.

The product of its (nonzero) digits is 222953472, while the sum is 68.

The spelling of 2293888783406 in words is "two trillion, two hundred ninety-three billion, eight hundred eighty-eight million, seven hundred eighty-three thousand, four hundred six".