226985873540 has 24 divisors (see below), whose sum is σ = 476907450432. Its totient is φ = 90749184480.

The previous prime is 226985873539. The next prime is 226985873557. The reversal of 226985873540 is 45378589622.

It is a self number, because there is not a number n which added to its sum of digits gives 226985873540.

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, 2781584 + ... + 2862023.

It is an arithmetic number, because the mean of its divisors is an integer number (19871143768).

Almost surely, 2^226985873540 is an apocalyptic number.

226985873540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226985873540 is an abundant number, since it is smaller than the sum of its proper divisors (249921576892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226985873540 is a wasteful number, since it uses less digits than its factorization.

226985873540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5645627 (or 5645625 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 59.

The spelling of 226985873540 in words is "two hundred twenty-six billion, nine hundred eighty-five million, eight hundred seventy-three thousand, five hundred forty".