2275451568 has 160 divisors (see below), whose sum is σ = 7057881600. Its totient is φ = 697745664.

The previous prime is 2275451551. The next prime is 2275451573. The reversal of 2275451568 is 8651545722.

2275451568 is a `hidden beast` number, since 2 + 2 + 75 + 4 + 515 + 68 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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, 2352621 + ... + 2353587.

It is an arithmetic number, because the mean of its divisors is an integer number (44111760).

Almost surely, 2^2275451568 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 2275451568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3528940800).

2275451568 is an abundant number, since it is smaller than the sum of its proper divisors (4782430032).

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

2275451568 is a wasteful number, since it uses less digits than its factorization.

2275451568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1416 (or 1404 counting only the distinct ones).

The product of its digits is 672000, while the sum is 45.

The square root of 2275451568 is about 47701.6935548414. The cubic root of 2275451568 is about 1315.2930704290.

The spelling of 2275451568 in words is "two billion, two hundred seventy-five million, four hundred fifty-one thousand, five hundred sixty-eight".