11256416605 has 16 divisors (see below), whose sum is σ = 15439668480. Its totient is φ = 7717537152.

The previous prime is 11256416581. The next prime is 11256416621. The reversal of 11256416605 is 50661465211.

It is a cyclic number.

It is not a de Polignac number, because 11256416605 - 2⁵ = 11256416573 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263161 + ... + 302929.

It is an arithmetic number, because the mean of its divisors is an integer number (964979280).

Almost surely, 2^11256416605 is an apocalyptic number.

It is an amenable number.

11256416605 is a deficient number, since it is larger than the sum of its proper divisors (4183251875).

11256416605 is an equidigital number, since it uses as much as digits as its factorization.

11256416605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47868.

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 11256416605 in words is "eleven billion, two hundred fifty-six million, four hundred sixteen thousand, six hundred five".