28376676634 has 8 divisors (see below), whose sum is σ = 42602719860. Its totient is φ = 14175770016.

The previous prime is 28376676617. The next prime is 28376676637. The reversal of 28376676634 is 43667667382.

It can be written as a sum of positive squares in 2 ways, for example, as 28172615409 + 204061225 = 167847^2 + 14285^2 .

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

It is not an unprimeable number, because it can be changed into a prime (28376676637) 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, 6281329 + ... + 6285844.

Almost surely, 2^28376676634 is an apocalyptic number.

28376676634 is a deficient number, since it is larger than the sum of its proper divisors (14226043226).

28376676634 is a wasteful number, since it uses less digits than its factorization.

28376676634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12568304.

The product of its digits is 36578304, while the sum is 58.

The spelling of 28376676634 in words is "twenty-eight billion, three hundred seventy-six million, six hundred seventy-six thousand, six hundred thirty-four".