2211425064 has 80 divisors (see below), whose sum is σ = 6202268820. Its totient is φ = 736162560.

The previous prime is 2211425063. The next prime is 2211425081. The reversal of 2211425064 is 4605241122.

2211425064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2138322564 + 73102500 = 46242^2 + 8550^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2211425063) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 615754 + ... + 619334.

Almost surely, 2^2211425064 is an apocalyptic number.

2211425064 is a gapful number since it is divisible by the number (24) 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 2211425064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3101134410).

2211425064 is an abundant number, since it is smaller than the sum of its proper divisors (3990843756).

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

2211425064 is a wasteful number, since it uses less digits than its factorization.

2211425064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4552 (or 4539 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 2211425064 is about 47025.7914765929. The cubic root of 2211425064 is about 1302.8389759289.

Adding to 2211425064 its reverse (4605241122), we get a palindrome (6816666186).

The spelling of 2211425064 in words is "two billion, two hundred eleven million, four hundred twenty-five thousand, sixty-four".