2456644608 has 198 divisors, whose sum is σ = 7800535652. Its totient is φ = 744099840.

The previous prime is 2456644591. The next prime is 2456644613. The reversal of 2456644608 is 8064466542.

2456644608 is a `hidden beast` number, since 24 + 566 + 4 + 4 + 60 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (198).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1114035 + ... + 1116237.

Almost surely, 2^2456644608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2456644608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3900267826).

2456644608 is an abundant number, since it is smaller than the sum of its proper divisors (5343891044).

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

2456644608 is a wasteful number, since it uses less digits than its factorization.

2456644608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2251 (or 2219 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The square root of 2456644608 is about 49564.5499122104. The cubic root of 2456644608 is about 1349.3173701115.

The spelling of 2456644608 in words is "two billion, four hundred fifty-six million, six hundred forty-four thousand, six hundred eight".