5065620643 has 16 divisors (see below), whose sum is σ = 5326715520. Its totient is φ = 4812654400.

The previous prime is 5065620641. The next prime is 5065620667. The reversal of 5065620643 is 3460265605.

It is a cyclic number.

It is not a de Polignac number, because 5065620643 - 2¹ = 5065620641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5065620641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249048 + ... + 268618.

It is an arithmetic number, because the mean of its divisors is an integer number (332919720).

Almost surely, 2^5065620643 is an apocalyptic number.

5065620643 is a deficient number, since it is larger than the sum of its proper divisors (261094877).

5065620643 is a wasteful number, since it uses less digits than its factorization.

5065620643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19778.

The product of its (nonzero) digits is 129600, while the sum is 37.

The square root of 5065620643 is about 71173.1736189978. The cubic root of 5065620643 is about 1717.4241056309.

The spelling of 5065620643 in words is "five billion, sixty-five million, six hundred twenty thousand, six hundred forty-three".