11801636077 has 8 divisors (see below), whose sum is σ = 14713728192. Its totient is φ = 9196080000.

The previous prime is 11801636059. The next prime is 11801636081. The reversal of 11801636077 is 77063610811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11801636077 - 2⁷ = 11801635949 is a prime.

It is a super-2 number, since 2×11801636077² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11801636027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76633924 + ... + 76634077.

It is an arithmetic number, because the mean of its divisors is an integer number (1839216024).

Almost surely, 2^11801636077 is an apocalyptic number.

It is an amenable number.

11801636077 is a deficient number, since it is larger than the sum of its proper divisors (2912092115).

11801636077 is a wasteful number, since it uses less digits than its factorization.

11801636077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153268019.

The product of its (nonzero) digits is 42336, while the sum is 40.

The spelling of 11801636077 in words is "eleven billion, eight hundred one million, six hundred thirty-six thousand, seventy-seven".