45964636393 has 6 divisors (see below), whose sum is σ = 49772357934. Its totient is φ = 42428894976.

The previous prime is 45964636379. The next prime is 45964636411. The reversal of 45964636393 is 39363646954.

It can be written as a sum of positive squares in 3 ways, for example, as 964226704 + 45000409689 = 31052^2 + 212133^2 .

It is a de Polignac number, because none of the positive numbers 2^k-45964636393 is a prime.

It is a super-2 number, since 2×45964636393² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45964636303) 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 5 ways as a sum of consecutive naturals, for example, 135989880 + ... + 135990217.

It is an arithmetic number, because the mean of its divisors is an integer number (8295392989).

Almost surely, 2^45964636393 is an apocalyptic number.

It is an amenable number.

45964636393 is a deficient number, since it is larger than the sum of its proper divisors (3807721541).

45964636393 is a wasteful number, since it uses less digits than its factorization.

45964636393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271980123 (or 271980110 counting only the distinct ones).

The product of its digits is 37791360, while the sum is 58.

The spelling of 45964636393 in words is "forty-five billion, nine hundred sixty-four million, six hundred thirty-six thousand, three hundred ninety-three".