2423720064 has 64 divisors (see below), whose sum is σ = 6575034240. Its totient is φ = 790711296.

The previous prime is 2423720053. The next prime is 2423720071. The reversal of 2423720064 is 4600273242.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49099 + ... + 85194.

It is an arithmetic number, because the mean of its divisors is an integer number (102734910).

Almost surely, 2^2423720064 is an apocalyptic number.

2423720064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2423720064 is an abundant number, since it is smaller than the sum of its proper divisors (4151314176).

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

2423720064 is a wasteful number, since it uses less digits than its factorization.

2423720064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134357 (or 134345 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 30.

The square root of 2423720064 is about 49231.2915126142. The cubic root of 2423720064 is about 1343.2622793801.

The spelling of 2423720064 in words is "two billion, four hundred twenty-three million, seven hundred twenty thousand, sixty-four".