2644050432 has 80 divisors (see below), whose sum is σ = 7177040640. Its totient is φ = 864694272.

The previous prime is 2644050397. The next prime is 2644050449. The reversal of 2644050432 is 2340504462.

It is a self number, because there is not a number n which added to its sum of digits gives 2644050432.

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, 65169 + ... + 97647.

It is an arithmetic number, because the mean of its divisors is an integer number (89713008).

Almost surely, 2^2644050432 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 2644050432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3588520320).

2644050432 is an abundant number, since it is smaller than the sum of its proper divisors (4532990208).

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

2644050432 is an equidigital number, since it uses as much as digits as its factorization.

2644050432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32553 (or 32537 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 2644050432 is about 51420.3309207555. The cubic root of 2644050432 is about 1382.7911080446.

Adding to 2644050432 its reverse (2340504462), we get a palindrome (4984554894).

The spelling of 2644050432 in words is "two billion, six hundred forty-four million, fifty thousand, four hundred thirty-two".