11377855687 has 8 divisors (see below), whose sum is σ = 12420438912. Its totient is φ = 10336644600.

The previous prime is 11377855669. The next prime is 11377855691. The reversal of 11377855687 is 78655877311.

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 11377855687 - 2¹¹ = 11377853639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11377855627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325653 + ... + 358894.

It is an arithmetic number, because the mean of its divisors is an integer number (1552554864).

Almost surely, 2^11377855687 is an apocalyptic number.

11377855687 is a deficient number, since it is larger than the sum of its proper divisors (1042583225).

11377855687 is a wasteful number, since it uses less digits than its factorization.

11377855687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686069.

The product of its digits is 9878400, while the sum is 58.

The spelling of 11377855687 in words is "eleven billion, three hundred seventy-seven million, eight hundred fifty-five thousand, six hundred eighty-seven".