8513375849 has 8 divisors (see below), whose sum is σ = 9462552192. Its totient is φ = 7593405040.

The previous prime is 8513375831. The next prime is 8513375867. The reversal of 8513375849 is 9485733158.

It is an interprime number because it is at equal distance from previous prime (8513375831) and next prime (8513375867).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8513375849 - 2⁸ = 8513375593 is a prime.

It is a super-3 number, since 3×8513375849³ (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (53).

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 8513375849.

It is not an unprimeable number, because it can be changed into a prime (8513375869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7300769 + ... + 7301934.

It is an arithmetic number, because the mean of its divisors is an integer number (1182819024).

Almost surely, 2^8513375849 is an apocalyptic number.

It is an amenable number.

8513375849 is a deficient number, since it is larger than the sum of its proper divisors (949176343).

8513375849 is a wasteful number, since it uses less digits than its factorization.

8513375849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14602767.

The product of its digits is 3628800, while the sum is 53.

The square root of 8513375849 is about 92267.9567834901. The cubic root of 8513375849 is about 2041.8974919308.

The spelling of 8513375849 in words is "eight billion, five hundred thirteen million, three hundred seventy-five thousand, eight hundred forty-nine".