28226948674156 has 24 divisors (see below), whose sum is σ = 50241613443840. Its totient is φ = 13872270673872.

The previous prime is 28226948674147. The next prime is 28226948674187. The reversal of 28226948674156 is 65147684962282.

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, 6939520 + ... + 10227943.

It is an arithmetic number, because the mean of its divisors is an integer number (2093400560160).

Almost surely, 2^{28226948674156} is an apocalyptic number.

It is an amenable number.

28226948674156 is a deficient number, since it is larger than the sum of its proper divisors (22014664769684).

28226948674156 is a wasteful number, since it uses less digits than its factorization.

28226948674156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17174493 (or 17174491 counting only the distinct ones).

The product of its digits is 557383680, while the sum is 70.

The spelling of 28226948674156 in words is "twenty-eight trillion, two hundred twenty-six billion, nine hundred forty-eight million, six hundred seventy-four thousand, one hundred fifty-six".