11550602077 has 72 divisors (see below), whose sum is σ = 15062205312. Its totient is φ = 8796936960.

The previous prime is 11550602053. The next prime is 11550602099. The reversal of 11550602077 is 77020605511.

It is a happy number.

11550602077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11550602077 - 2¹⁵ = 11550569309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11550602477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 37623958 + ... + 37624264.

It is an arithmetic number, because the mean of its divisors is an integer number (209197296).

Almost surely, 2^11550602077 is an apocalyptic number.

11550602077 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

11550602077 is a deficient number, since it is larger than the sum of its proper divisors (3511603235).

11550602077 is a wasteful number, since it uses less digits than its factorization.

11550602077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447 (or 409 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 34.

The spelling of 11550602077 in words is "eleven billion, five hundred fifty million, six hundred two thousand, seventy-seven".