21614544541612 has 48 divisors (see below), whose sum is σ = 41285231769600. Its totient is φ = 9819770304960.

The previous prime is 21614544541507. The next prime is 21614544541613.

21614544541612 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (21614544541613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 779366098 + ... + 779393830.

It is an arithmetic number, because the mean of its divisors is an integer number (860108995200).

Almost surely, 2^{21614544541612} is an apocalyptic number.

21614544541612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21614544541612 is a deficient number, since it is larger than the sum of its proper divisors (19670687227988).

21614544541612 is a wasteful number, since it uses less digits than its factorization.

21614544541612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36166 (or 36164 counting only the distinct ones).

The product of its digits is 921600, while the sum is 46.

The spelling of 21614544541612 in words is "twenty-one trillion, six hundred fourteen billion, five hundred forty-four million, five hundred forty-one thousand, six hundred twelve".