2543222502 has 16 divisors (see below), whose sum is σ = 5651605680. Its totient is φ = 847740816.

The previous prime is 2543222489. The next prime is 2543222503. The reversal of 2543222502 is 2052223452.

2543222502 is a `hidden beast` number, since 2 + 5 + 432 + 225 + 0 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2543222503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23548303 + ... + 23548410.

It is an arithmetic number, because the mean of its divisors is an integer number (353225355).

Almost surely, 2^2543222502 is an apocalyptic number.

2543222502 is an abundant number, since it is smaller than the sum of its proper divisors (3108383178).

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

2543222502 is a wasteful number, since it uses less digits than its factorization.

2543222502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47096724 (or 47096718 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 2543222502 is about 50430.3728124233. The cubic root of 2543222502 is about 1364.9857551949.

Adding to 2543222502 its reverse (2052223452), we get a palindrome (4595445954).

The spelling of 2543222502 in words is "two billion, five hundred forty-three million, two hundred twenty-two thousand, five hundred two".