45857459889 has 12 divisors (see below), whose sum is σ = 66408837300. Its totient is φ = 30493047264.

The previous prime is 45857459887. The next prime is 45857459891. The reversal of 45857459889 is 98895475854.

45857459889 is a `hidden beast` number, since 45 + 8 + 57 + 459 + 8 + 89 = 666.

45857459889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (45857459887) and next prime (45857459891).

It can be written as a sum of positive squares in 2 ways, for example, as 11050214400 + 34807245489 = 105120^2 + 186567^2 .

It is not a de Polignac number, because 45857459889 - 2¹ = 45857459887 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45857459881) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6545694 + ... + 6552695.

It is an arithmetic number, because the mean of its divisors is an integer number (5534069775).

Almost surely, 2^45857459889 is an apocalyptic number.

It is an amenable number.

45857459889 is a deficient number, since it is larger than the sum of its proper divisors (20551377411).

45857459889 is a wasteful number, since it uses less digits than its factorization.

45857459889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13098784 (or 13098781 counting only the distinct ones).

The product of its digits is 580608000, while the sum is 72.

The spelling of 45857459889 in words is "forty-five billion, eight hundred fifty-seven million, four hundred fifty-nine thousand, eight hundred eighty-nine".