28328863126 has 4 divisors (see below), whose sum is σ = 42493294692. Its totient is φ = 14164431562.

The previous prime is 28328863117. The next prime is 28328863127. The reversal of 28328863126 is 62136882382.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 28328863126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28328863127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7082215780 + ... + 7082215783.

It is an arithmetic number, because the mean of its divisors is an integer number (10623323673).

Almost surely, 2^28328863126 is an apocalyptic number.

28328863126 is a deficient number, since it is larger than the sum of its proper divisors (14164431566).

28328863126 is a wasteful number, since it uses less digits than its factorization.

28328863126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14164431565.

The product of its digits is 1327104, while the sum is 49.

The spelling of 28328863126 in words is "twenty-eight billion, three hundred twenty-eight million, eight hundred sixty-three thousand, one hundred twenty-six".