11406636777 has 16 divisors (see below), whose sum is σ = 15301596800. Its totient is φ = 7558192512.

The previous prime is 11406636751. The next prime is 11406636779. The reversal of 11406636777 is 77763660411.

It is not a de Polignac number, because 11406636777 - 2¹⁵ = 11406604009 is a prime.

It is a super-2 number, since 2×11406636777² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11406636779) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310308 + ... + 345114.

It is an arithmetic number, because the mean of its divisors is an integer number (956349800).

Almost surely, 2^11406636777 is an apocalyptic number.

It is an amenable number.

11406636777 is a deficient number, since it is larger than the sum of its proper divisors (3894960023).

11406636777 is a wasteful number, since it uses less digits than its factorization.

11406636777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35472.

The product of its (nonzero) digits is 889056, while the sum is 48.

The spelling of 11406636777 in words is "eleven billion, four hundred six million, six hundred thirty-six thousand, seven hundred seventy-seven".