44551611261212 has 12 divisors (see below), whose sum is σ = 85053076044216. Its totient is φ = 20250732391440.

The previous prime is 44551611261169. The next prime is 44551611261229. The reversal of 44551611261212 is 21216211615544.

It is a super-3 number, since 3×44551611261212³ (a number of 42 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44551611261212.

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, 506268309743 + ... + 506268309830.

It is an arithmetic number, because the mean of its divisors is an integer number (7087756337018).

Almost surely, 2^{44551611261212} is an apocalyptic number.

It is an amenable number.

44551611261212 is a deficient number, since it is larger than the sum of its proper divisors (40501464783004).

44551611261212 is a wasteful number, since it uses less digits than its factorization.

44551611261212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012536619588 (or 1012536619586 counting only the distinct ones).

The product of its digits is 115200, while the sum is 41.

Adding to 44551611261212 its reverse (21216211615544), we get a palindrome (65767822876756).

The spelling of 44551611261212 in words is "forty-four trillion, five hundred fifty-one billion, six hundred eleven million, two hundred sixty-one thousand, two hundred twelve".