4547987859 has 4 divisors (see below), whose sum is σ = 6063983816. Its totient is φ = 3031991904.

The previous prime is 4547987803. The next prime is 4547987863. The reversal of 4547987859 is 9587897454.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4547987859 - 2¹¹ = 4547985811 is a prime.

It is a super-2 number, since 2×4547987859² = 41368387131222807762, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4547987859.

It is not an unprimeable number, because it can be changed into a prime (4547987159) 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, 757997974 + ... + 757997979.

It is an arithmetic number, because the mean of its divisors is an integer number (1515995954).

Almost surely, 2^4547987859 is an apocalyptic number.

4547987859 is a deficient number, since it is larger than the sum of its proper divisors (1515995957).

4547987859 is a wasteful number, since it uses less digits than its factorization.

4547987859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515995956.

The product of its digits is 101606400, while the sum is 66.

The square root of 4547987859 is about 67438.7711854242. The cubic root of 4547987859 is about 1656.8114944002.

The spelling of 4547987859 in words is "four billion, five hundred forty-seven million, nine hundred eighty-seven thousand, eight hundred fifty-nine".