45344512121211 has 12 divisors (see below), whose sum is σ = 65662610056992. Its totient is φ = 30153529468656.

The previous prime is 45344512121173. The next prime is 45344512121239. The reversal of 45344512121211 is 11212121544354.

45344512121211 is a `hidden beast` number, since 4 + 5 + 3 + 4 + 4 + 512 + 12 + 121 + 1 = 666.

It is not a de Polignac number, because 45344512121211 - 2²⁷ = 45344377903483 is a prime.

It is a super-2 number, since 2×45344512121211² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45344512120211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6345436131 + ... + 6345443276.

It is an arithmetic number, because the mean of its divisors is an integer number (5471884171416).

Almost surely, 2^{45344512121211} is an apocalyptic number.

45344512121211 is a deficient number, since it is larger than the sum of its proper divisors (20318097935781).

45344512121211 is a wasteful number, since it uses less digits than its factorization.

45344512121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12690879810 (or 12690879807 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

Adding to 45344512121211 its reverse (11212121544354), we get a palindrome (56556633665565).

The spelling of 45344512121211 in words is "forty-five trillion, three hundred forty-four billion, five hundred twelve million, one hundred twenty-one thousand, two hundred eleven".