44551140211 has 2 divisors, whose sum is σ = 44551140212. Its totient is φ = 44551140210.

The previous prime is 44551140199. The next prime is 44551140217. The reversal of 44551140211 is 11204115544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44551140211 - 2²¹ = 44549043059 is a prime.

It is a super-2 number, since 2×44551140211² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44551140211.

It is not a weakly prime, because it can be changed into another prime (44551140217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22275570105 + 22275570106.

It is an arithmetic number, because the mean of its divisors is an integer number (22275570106).

Almost surely, 2^44551140211 is an apocalyptic number.

44551140211 is a deficient number, since it is larger than the sum of its proper divisors (1).

44551140211 is an equidigital number, since it uses as much as digits as its factorization.

44551140211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3200, while the sum is 28.

Adding to 44551140211 its reverse (11204115544), we get a palindrome (55755255755).

The spelling of 44551140211 in words is "forty-four billion, five hundred fifty-one million, one hundred forty thousand, two hundred eleven".