11720724350 has 12 divisors (see below), whose sum is σ = 21800547384. Its totient is φ = 4688289720.

The previous prime is 11720724347. The next prime is 11720724371. The reversal of 11720724350 is 5342702711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117207194 + ... + 117207293.

It is an arithmetic number, because the mean of its divisors is an integer number (1816712282).

Almost surely, 2^11720724350 is an apocalyptic number.

11720724350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11720724350 is a deficient number, since it is larger than the sum of its proper divisors (10079823034).

11720724350 is a wasteful number, since it uses less digits than its factorization.

11720724350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234414499 (or 234414494 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 32.

The spelling of 11720724350 in words is "eleven billion, seven hundred twenty million, seven hundred twenty-four thousand, three hundred fifty".