11277508608 has 224 divisors, whose sum is σ = 33956061120. Its totient is φ = 3698196480.

The previous prime is 11277508589. The next prime is 11277508609. The reversal of 11277508608 is 80680577211.

It is a happy number.

11277508608 is a `hidden beast` number, since 1 + 12 + 77 + 508 + 60 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (11277508609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14818948 + ... + 14819708.

Almost surely, 2^11277508608 is an apocalyptic number.

11277508608 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11277508608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16978030560).

11277508608 is an abundant number, since it is smaller than the sum of its proper divisors (22678552512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11277508608 is an frugal number, since it uses more digits than its factorization.

11277508608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863 (or 833 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 45.

The spelling of 11277508608 in words is "eleven billion, two hundred seventy-seven million, five hundred eight thousand, six hundred eight".