5053664642 has 16 divisors (see below), whose sum is σ = 8445117240. Its totient is φ = 2252030592.

The previous prime is 5053664611. The next prime is 5053664689. The reversal of 5053664642 is 2464663505.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1680262081 + 3373402561 = 40991^2 + 58081^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5053664642.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3350483 + ... + 3351990.

Almost surely, 2^5053664642 is an apocalyptic number.

5053664642 is a deficient number, since it is larger than the sum of its proper divisors (3391452598).

5053664642 is a wasteful number, since it uses less digits than its factorization.

5053664642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6702517.

The product of its (nonzero) digits is 518400, while the sum is 41.

The square root of 5053664642 is about 71089.1316728514. The cubic root of 5053664642 is about 1716.0718725047.

The spelling of 5053664642 in words is "five billion, fifty-three million, six hundred sixty-four thousand, six hundred forty-two".