11155636077 has 16 divisors (see below), whose sum is σ = 15143892672. Its totient is φ = 7302936960.

The previous prime is 11155636061. The next prime is 11155636097. The reversal of 11155636077 is 77063655111.

It is not a de Polignac number, because 11155636077 - 2⁴ = 11155636061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11155636007) 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, 23824 + ... + 151257.

It is an arithmetic number, because the mean of its divisors is an integer number (946493292).

Almost surely, 2^11155636077 is an apocalyptic number.

It is an amenable number.

11155636077 is a deficient number, since it is larger than the sum of its proper divisors (3988256595).

11155636077 is a wasteful number, since it uses less digits than its factorization.

11155636077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175468.

The product of its (nonzero) digits is 132300, while the sum is 42.

The spelling of 11155636077 in words is "eleven billion, one hundred fifty-five million, six hundred thirty-six thousand, seventy-seven".