22716131500 has 96 divisors (see below), whose sum is σ = 51128715456. Its totient is φ = 8810380800.

The previous prime is 22716131441. The next prime is 22716131521. The reversal of 22716131500 is 513161722.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5788539 + ... + 5792461.

It is an arithmetic number, because the mean of its divisors is an integer number (532590786).

Almost surely, 2^22716131500 is an apocalyptic number.

22716131500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22716131500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25564357728).

22716131500 is an abundant number, since it is smaller than the sum of its proper divisors (28412583956).

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

22716131500 is a wasteful number, since it uses less digits than its factorization.

22716131500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4292 (or 4280 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The spelling of 22716131500 in words is "twenty-two billion, seven hundred sixteen million, one hundred thirty-one thousand, five hundred".