11279375608 has 8 divisors (see below), whose sum is σ = 21148829280. Its totient is φ = 5639687800.

The previous prime is 11279375581. The next prime is 11279375609. The reversal of 11279375608 is 80657397211.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11279375609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 704960968 + ... + 704960983.

It is an arithmetic number, because the mean of its divisors is an integer number (2643603660).

Almost surely, 2^11279375608 is an apocalyptic number.

It is an amenable number.

11279375608 is a deficient number, since it is larger than the sum of its proper divisors (9869453672).

11279375608 is a wasteful number, since it uses less digits than its factorization.

11279375608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409921957 (or 1409921953 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 49.

The spelling of 11279375608 in words is "eleven billion, two hundred seventy-nine million, three hundred seventy-five thousand, six hundred eight".