28762336875 has 20 divisors (see below), whose sum is σ = 47921891336. Its totient is φ = 15339912000.

The previous prime is 28762336871. The next prime is 28762336919. The reversal of 28762336875 is 57863326782.

It is not a de Polignac number, because 28762336875 - 2² = 28762336871 is a prime.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28762336871) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7668082 + ... + 7671831.

Almost surely, 2^28762336875 is an apocalyptic number.

28762336875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

28762336875 is a deficient number, since it is larger than the sum of its proper divisors (19159554461).

28762336875 is an equidigital number, since it uses as much as digits as its factorization.

28762336875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15339936 (or 15339921 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 57.

The spelling of 28762336875 in words is "twenty-eight billion, seven hundred sixty-two million, three hundred thirty-six thousand, eight hundred seventy-five".