2221840427276 has 24 divisors (see below), whose sum is σ = 3889681635840. Its totient is φ = 1110502918800.

The previous prime is 2221840427267. The next prime is 2221840427297. The reversal of 2221840427276 is 6727240481222.

It is a self number, because there is not a number n which added to its sum of digits gives 2221840427276.

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, 193686221 + ... + 193697691.

It is an arithmetic number, because the mean of its divisors is an integer number (162070068160).

Almost surely, 2^{2221840427276} is an apocalyptic number.

It is an amenable number.

2221840427276 is a deficient number, since it is larger than the sum of its proper divisors (1667841208564).

2221840427276 is a wasteful number, since it uses less digits than its factorization.

2221840427276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25445 (or 25443 counting only the distinct ones).

The product of its (nonzero) digits is 1204224, while the sum is 47.

The spelling of 2221840427276 in words is "two trillion, two hundred twenty-one billion, eight hundred forty million, four hundred twenty-seven thousand, two hundred seventy-six".