5458784985 has 48 divisors (see below), whose sum is σ = 9824153040. Its totient is φ = 2800627200.

The previous prime is 5458784959. The next prime is 5458785023. The reversal of 5458784985 is 5894878545.

5458784985 is a `hidden beast` number, since 5 + 4 + 587 + 8 + 49 + 8 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 1036002969 + 4422782016 = 32187^2 + 66504^2 .

It is not a de Polignac number, because 5458784985 - 2⁶ = 5458784921 is a prime.

It is a super-2 number, since 2×5458784985² = 59596667024922900450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 353935 + ... + 369035.

It is an arithmetic number, because the mean of its divisors is an integer number (204669855).

Almost surely, 2^5458784985 is an apocalyptic number.

It is an amenable number.

5458784985 is a deficient number, since it is larger than the sum of its proper divisors (4365368055).

5458784985 is a wasteful number, since it uses less digits than its factorization.

5458784985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15418 (or 15415 counting only the distinct ones).

The product of its digits is 64512000, while the sum is 63.

The square root of 5458784985 is about 73883.5907695342. The cubic root of 5458784985 is about 1760.7539152335.

The spelling of 5458784985 in words is "five billion, four hundred fifty-eight million, seven hundred eighty-four thousand, nine hundred eighty-five".