28348371796 has 12 divisors (see below), whose sum is σ = 49621263552. Its totient is φ = 14170867928.

The previous prime is 28348371763. The next prime is 28348371797. The reversal of 28348371796 is 69717384382.

It is a self number, because there is not a number n which added to its sum of digits gives 28348371796.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28348371797) 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, 810220 + ... + 844483.

It is an arithmetic number, because the mean of its divisors is an integer number (4135105296).

Almost surely, 2^28348371796 is an apocalyptic number.

It is an amenable number.

28348371796 is a deficient number, since it is larger than the sum of its proper divisors (21272891756).

28348371796 is a wasteful number, since it uses less digits than its factorization.

28348371796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1658990 (or 1658988 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 58.

The spelling of 28348371796 in words is "twenty-eight billion, three hundred forty-eight million, three hundred seventy-one thousand, seven hundred ninety-six".