11834777845 has 32 divisors (see below), whose sum is σ = 15800832000. Its totient is φ = 8436828480.

The previous prime is 11834777839. The next prime is 11834777863. The reversal of 11834777845 is 54877743811.

It is not a de Polignac number, because 11834777845 - 2²⁷ = 11700560117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1159876 + ... + 1170034.

It is an arithmetic number, because the mean of its divisors is an integer number (493776000).

Almost surely, 2^11834777845 is an apocalyptic number.

It is an amenable number.

11834777845 is a deficient number, since it is larger than the sum of its proper divisors (3966054155).

11834777845 is a wasteful number, since it uses less digits than its factorization.

11834777845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10593.

The product of its digits is 5268480, while the sum is 55.

The spelling of 11834777845 in words is "eleven billion, eight hundred thirty-four million, seven hundred seventy-seven thousand, eight hundred forty-five".