2521075822 has 4 divisors (see below), whose sum is σ = 3781613736. Its totient is φ = 1260537910.

The previous prime is 2521075811. The next prime is 2521075829. The reversal of 2521075822 is 2285701252.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521075829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630268954 + ... + 630268957.

It is an arithmetic number, because the mean of its divisors is an integer number (945403434).

Almost surely, 2^2521075822 is an apocalyptic number.

2521075822 is a deficient number, since it is larger than the sum of its proper divisors (1260537914).

2521075822 is a wasteful number, since it uses less digits than its factorization.

2521075822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260537913.

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 2521075822 is about 50210.3158922547. The cubic root of 2521075822 is about 1361.0120462216.

The spelling of 2521075822 in words is "two billion, five hundred twenty-one million, seventy-five thousand, eight hundred twenty-two".