11555742300 has 36 divisors (see below), whose sum is σ = 33434615256. Its totient is φ = 3081531200.

The previous prime is 11555742281. The next prime is 11555742307. The reversal of 11555742300 is 324755511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11555742307) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19259271 + ... + 19259870.

Almost surely, 2^11555742300 is an apocalyptic number.

11555742300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11555742300 is an abundant number, since it is smaller than the sum of its proper divisors (21878872956).

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

11555742300 is a wasteful number, since it uses less digits than its factorization.

11555742300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38519158 (or 38519151 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 33.

The spelling of 11555742300 in words is "eleven billion, five hundred fifty-five million, seven hundred forty-two thousand, three hundred".