11563841100 has 144 divisors (see below), whose sum is σ = 39900446208. Its totient is φ = 2528232960.

The previous prime is 11563841083. The next prime is 11563841117. The reversal of 11563841100 is 114836511.

It is an interprime number because it is at equal distance from previous prime (11563841083) and next prime (11563841117).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 71409 + ... + 168008.

It is an arithmetic number, because the mean of its divisors is an integer number (277086432).

Almost surely, 2^11563841100 is an apocalyptic number.

11563841100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11563841100 is an abundant number, since it is smaller than the sum of its proper divisors (28336605108).

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

11563841100 is a wasteful number, since it uses less digits than its factorization.

11563841100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239464 (or 239457 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 30.

The spelling of 11563841100 in words is "eleven billion, five hundred sixty-three million, eight hundred forty-one thousand, one hundred".