8752788399 has 8 divisors (see below), whose sum is σ = 11777452720. Its totient is φ = 5781658176.

The previous prime is 8752788389. The next prime is 8752788409. The reversal of 8752788399 is 9938872578.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (8752788389) and next prime (8752788409).

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

It is not a de Polignac number, because 8752788399 - 2¹² = 8752784303 is a prime.

It is a super-2 number, since 2×8752788399² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8752788329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13383142 + ... + 13383795.

It is an arithmetic number, because the mean of its divisors is an integer number (1472181590).

Almost surely, 2^8752788399 is an apocalyptic number.

8752788399 is a deficient number, since it is larger than the sum of its proper divisors (3024664321).

8752788399 is a wasteful number, since it uses less digits than its factorization.

8752788399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26767049.

The product of its digits is 60963840, while the sum is 66.

The square root of 8752788399 is about 93556.3381017021. The cubic root of 8752788399 is about 2060.8615178531.

The spelling of 8752788399 in words is "eight billion, seven hundred fifty-two million, seven hundred eighty-eight thousand, three hundred ninety-nine".