45685086385 has 4 divisors (see below), whose sum is σ = 54822103668. Its totient is φ = 36548069104.

The previous prime is 45685086383. The next prime is 45685086401. The reversal of 45685086385 is 58368058654.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58368058654 = 2 ⋅29184029327.

It can be written as a sum of positive squares in 2 ways, for example, as 11362707216 + 34322379169 = 106596^2 + 185263^2 .

It is a cyclic number.

It is not a de Polignac number, because 45685086385 - 2¹ = 45685086383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45685086383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4568508634 + ... + 4568508643.

It is an arithmetic number, because the mean of its divisors is an integer number (13705525917).

Almost surely, 2^45685086385 is an apocalyptic number.

It is an amenable number.

45685086385 is a deficient number, since it is larger than the sum of its proper divisors (9137017283).

45685086385 is an equidigital number, since it uses as much as digits as its factorization.

45685086385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9137017282.

The product of its (nonzero) digits is 27648000, while the sum is 58.

The spelling of 45685086385 in words is "forty-five billion, six hundred eighty-five million, eighty-six thousand, three hundred eighty-five".