4645091658539 has 16 divisors (see below), whose sum is σ = 4882613433600. Its totient is φ = 4410542369376.

The previous prime is 4645091658521. The next prime is 4645091658551. The reversal of 4645091658539 is 9358561905464.

It is not a de Polignac number, because 4645091658539 - 2²⁸ = 4644823223083 is a prime.

It is a super-2 number, since 2×4645091658539² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4645091658569) 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, 23344532 + ... + 23542670.

It is an arithmetic number, because the mean of its divisors is an integer number (305163339600).

Almost surely, 2^{4645091658539} is an apocalyptic number.

4645091658539 is a deficient number, since it is larger than the sum of its proper divisors (237521775061).

4645091658539 is a wasteful number, since it uses less digits than its factorization.

4645091658539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205634.

The product of its (nonzero) digits is 139968000, while the sum is 65.

The spelling of 4645091658539 in words is "four trillion, six hundred forty-five billion, ninety-one million, six hundred fifty-eight thousand, five hundred thirty-nine".