28834297816 has 8 divisors (see below), whose sum is σ = 54064308420. Its totient is φ = 14417148904.

The previous prime is 28834297777. The next prime is 28834297847. The reversal of 28834297816 is 61879243882.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1802143606 + ... + 1802143621.

Almost surely, 2^28834297816 is an apocalyptic number.

It is an amenable number.

28834297816 is a deficient number, since it is larger than the sum of its proper divisors (25230010604).

28834297816 is a wasteful number, since it uses less digits than its factorization.

28834297816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3604287233 (or 3604287229 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 58.

The spelling of 28834297816 in words is "twenty-eight billion, eight hundred thirty-four million, two hundred ninety-seven thousand, eight hundred sixteen".