28632609010826 has 8 divisors (see below), whose sum is σ = 43012353567780. Its totient is φ = 14295157821568.

The previous prime is 28632609010823. The next prime is 28632609010897. The reversal of 28632609010826 is 62801090623682.

It can be written as a sum of positive squares in 2 ways, for example, as 20708096878225 + 7924512132601 = 4550615^2 + 2815051^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (28632609010823) 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, 10573340231 + ... + 10573342938.

Almost surely, 2^{28632609010826} is an apocalyptic number.

28632609010826 is a deficient number, since it is larger than the sum of its proper divisors (14379744556954).

28632609010826 is a wasteful number, since it uses less digits than its factorization.

28632609010826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21146683848.

The product of its (nonzero) digits is 2985984, while the sum is 53.

The spelling of 28632609010826 in words is "twenty-eight trillion, six hundred thirty-two billion, six hundred nine million, ten thousand, eight hundred twenty-six".