2566420050 has 48 divisors (see below), whose sum is σ = 6380743392. Its totient is φ = 682656000.

The previous prime is 2566420027. The next prime is 2566420057. The reversal of 2566420050 is 500246652.

2566420050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (2566420057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38817 + ... + 81483.

It is an arithmetic number, because the mean of its divisors is an integer number (132932154).

Almost surely, 2^2566420050 is an apocalyptic number.

2566420050 is an abundant number, since it is smaller than the sum of its proper divisors (3814323342).

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

2566420050 is a wasteful number, since it uses less digits than its factorization.

2566420050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43083 (or 43078 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2566420050 is about 50659.8465256262. The cubic root of 2566420050 is about 1369.1233580432.

The spelling of 2566420050 in words is "two billion, five hundred sixty-six million, four hundred twenty thousand, fifty".