221456127579096 has 16 divisors (see below), whose sum is σ = 553640318947800. Its totient is φ = 73818709193024.

The previous prime is 221456127578941. The next prime is 221456127579119. The reversal of 221456127579096 is 690975721654122.

221456127579096 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4613669324541 + ... + 4613669324588.

Almost surely, 2^{221456127579096} is an apocalyptic number.

It is an amenable number.

221456127579096 is an abundant number, since it is smaller than the sum of its proper divisors (332184191368704).

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

221456127579096 is a wasteful number, since it uses less digits than its factorization.

221456127579096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9227338649138 (or 9227338649134 counting only the distinct ones).

The product of its (nonzero) digits is 114307200, while the sum is 66.

The spelling of 221456127579096 in words is "two hundred twenty-one trillion, four hundred fifty-six billion, one hundred twenty-seven million, five hundred seventy-nine thousand, ninety-six".