5640125522 has 4 divisors (see below), whose sum is σ = 8460188286. Its totient is φ = 2820062760.

The previous prime is 5640125521. The next prime is 5640125531. The reversal of 5640125522 is 2255210465.

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

It can be written as a sum of positive squares in only one way, i.e., 5274971641 + 365153881 = 72629^2 + 19109^2 .

It is a super-2 number, since 2×5640125522² = 63622031807831544968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5640125521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1410031379 + ... + 1410031382.

Almost surely, 2^5640125522 is an apocalyptic number.

5640125522 is a deficient number, since it is larger than the sum of its proper divisors (2820062764).

5640125522 is a wasteful number, since it uses less digits than its factorization.

5640125522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2820062763.

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 5640125522 is about 75100.7691172334. The cubic root of 5640125522 is about 1780.0392957280.

Adding to 5640125522 its reverse (2255210465), we get a palindrome (7895335987).

The spelling of 5640125522 in words is "five billion, six hundred forty million, one hundred twenty-five thousand, five hundred twenty-two".