28469334956 has 24 divisors (see below), whose sum is σ = 52277944320. Its totient is φ = 13539695312.

The previous prime is 28469334941. The next prime is 28469334961. The reversal of 28469334956 is 65943396482.

It is a junction number, because it is equal to n+sod(n) for n = 28469334895 and 28469334904.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 847916 + ... + 880851.

It is an arithmetic number, because the mean of its divisors is an integer number (2178247680).

Almost surely, 2^28469334956 is an apocalyptic number.

It is an amenable number.

28469334956 is a deficient number, since it is larger than the sum of its proper divisors (23808609364).

28469334956 is a wasteful number, since it uses less digits than its factorization.

28469334956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728973 (or 1728971 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 59.

The spelling of 28469334956 in words is "twenty-eight billion, four hundred sixty-nine million, three hundred thirty-four thousand, nine hundred fifty-six".