1466221386105 has 48 divisors (see below), whose sum is σ = 2904640063104. Its totient is φ = 670243714560.

The previous prime is 1466221386101. The next prime is 1466221386173. The reversal of 1466221386105 is 5016831226641.

1466221386105 is a `hidden beast` number, since 1 + 4 + 6 + 6 + 2 + 21 + 3 + 8 + 610 + 5 = 666.

It is not a de Polignac number, because 1466221386105 - 2² = 1466221386101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1466221386101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8335110 + ... + 8509200.

It is an arithmetic number, because the mean of its divisors is an integer number (60513334648).

Almost surely, 2^{1466221386105} is an apocalyptic number.

1466221386105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1466221386105 is a deficient number, since it is larger than the sum of its proper divisors (1438418676999).

1466221386105 is a wasteful number, since it uses less digits than its factorization.

1466221386105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200846 (or 200843 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 1466221386105 in words is "one trillion, four hundred sixty-six billion, two hundred twenty-one million, three hundred eighty-six thousand, one hundred five".