11923204350 has 24 divisors (see below), whose sum is σ = 29569547160. Its totient is φ = 3179521120.

The previous prime is 11923204327. The next prime is 11923204361. The reversal of 11923204350 is 5340232911.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39743865 + ... + 39744164.

It is an arithmetic number, because the mean of its divisors is an integer number (1232064465).

Almost surely, 2^11923204350 is an apocalyptic number.

11923204350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11923204350 is an abundant number, since it is smaller than the sum of its proper divisors (17646342810).

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

11923204350 is a wasteful number, since it uses less digits than its factorization.

11923204350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79488044 (or 79488039 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The spelling of 11923204350 in words is "eleven billion, nine hundred twenty-three million, two hundred four thousand, three hundred fifty".