11087777778836 has 48 divisors (see below), whose sum is σ = 22095824744448. Its totient is φ = 4819044463200.

The previous prime is 11087777778797. The next prime is 11087777778871. The reversal of 11087777778836 is 63887777778011.

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, 861701 + ... + 4787283.

It is an arithmetic number, because the mean of its divisors is an integer number (460329682176).

Almost surely, 2^{11087777778836} is an apocalyptic number.

It is an amenable number.

11087777778836 is a deficient number, since it is larger than the sum of its proper divisors (11008046965612).

11087777778836 is a wasteful number, since it uses less digits than its factorization.

11087777778836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3928412 (or 3928410 counting only the distinct ones).

The product of its (nonzero) digits is 1084253184, while the sum is 77.

The spelling of 11087777778836 in words is "eleven trillion, eighty-seven billion, seven hundred seventy-seven million, seven hundred seventy-eight thousand, eight hundred thirty-six".