28011309027692 has 48 divisors (see below), whose sum is σ = 52563971259072. Its totient is φ = 13028733189120.

The previous prime is 28011309027659. The next prime is 28011309027739. The reversal of 28011309027692 is 29672090311082.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 28011309027692.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10517393 + ... + 12908840.

It is an arithmetic number, because the mean of its divisors is an integer number (1095082734564).

Almost surely, 2^{28011309027692} is an apocalyptic number.

It is an amenable number.

28011309027692 is a deficient number, since it is larger than the sum of its proper divisors (24552662231380).

28011309027692 is a wasteful number, since it uses less digits than its factorization.

28011309027692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23426618 (or 23426616 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 50.

The spelling of 28011309027692 in words is "twenty-eight trillion, eleven billion, three hundred nine million, twenty-seven thousand, six hundred ninety-two".