1846648466481 has 128 divisors (see below), whose sum is σ = 3162745958400. Its totient is φ = 932490703872.

The previous prime is 1846648466479. The next prime is 1846648466489.

1846648466481 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1846648466481 - 2¹ = 1846648466479 is a prime.

It is a super-2 number, since 2×1846648466481² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1846648466489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 161034510 + ... + 161045976.

It is an arithmetic number, because the mean of its divisors is an integer number (24708952800).

Almost surely, 2^{1846648466481} is an apocalyptic number.

It is an amenable number.

1846648466481 is a deficient number, since it is larger than the sum of its proper divisors (1316097491919).

1846648466481 is a wasteful number, since it uses less digits than its factorization.

1846648466481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11783.

The product of its digits is 169869312, while the sum is 66.

The spelling of 1846648466481 in words is "one trillion, eight hundred forty-six billion, six hundred forty-eight million, four hundred sixty-six thousand, four hundred eighty-one".