4645839581691 has 32 divisors (see below), whose sum is σ = 7727778556416. Its totient is φ = 2411915520000.

The previous prime is 4645839581687. The next prime is 4645839581711. The reversal of 4645839581691 is 1961859385464.

It is not a de Polignac number, because 4645839581691 - 2² = 4645839581687 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4645839583691) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5911200 + ... + 6650861.

It is an arithmetic number, because the mean of its divisors is an integer number (241493079888).

Almost surely, 2^{4645839581691} is an apocalyptic number.

4645839581691 is a deficient number, since it is larger than the sum of its proper divisors (3081938974725).

4645839581691 is a wasteful number, since it uses less digits than its factorization.

4645839581691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12563683.

The product of its digits is 223948800, while the sum is 69.

The spelling of 4645839581691 in words is "four trillion, six hundred forty-five billion, eight hundred thirty-nine million, five hundred eighty-one thousand, six hundred ninety-one".