5152566642 has 32 divisors (see below), whose sum is σ = 11031379200. Its totient is φ = 1599545808.

The previous prime is 5152566607. The next prime is 5152566647. The reversal of 5152566642 is 2466652515.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5152566594 and 5152566603.

It is not an unprimeable number, because it can be changed into a prime (5152566647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 376308 + ... + 389759.

It is an arithmetic number, because the mean of its divisors is an integer number (344730600).

Almost surely, 2^5152566642 is an apocalyptic number.

5152566642 is an abundant number, since it is smaller than the sum of its proper divisors (5878812558).

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

5152566642 is a wasteful number, since it uses less digits than its factorization.

5152566642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766150.

The product of its digits is 432000, while the sum is 42.

The square root of 5152566642 is about 71781.3808866896. The cubic root of 5152566642 is about 1727.1943387998.

The spelling of 5152566642 in words is "five billion, one hundred fifty-two million, five hundred sixty-six thousand, six hundred forty-two".