5126090642 has 16 divisors (see below), whose sum is σ = 7789720320. Its totient is φ = 2529707712.

The previous prime is 5126090639. The next prime is 5126090647. The reversal of 5126090642 is 2460906215.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (5126090647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6563 + ... + 101465.

It is an arithmetic number, because the mean of its divisors is an integer number (486857520).

Almost surely, 2^5126090642 is an apocalyptic number.

5126090642 is a deficient number, since it is larger than the sum of its proper divisors (2663629678).

5126090642 is a wasteful number, since it uses less digits than its factorization.

5126090642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95257.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 5126090642 is about 71596.7222853114. The cubic root of 5126090642 is about 1724.2309129980.

Adding to 5126090642 its reverse (2460906215), we get a palindrome (7586996857).

The spelling of 5126090642 in words is "five billion, one hundred twenty-six million, ninety thousand, six hundred forty-two".