55222152570041 has 4 divisors (see below), whose sum is σ = 56569034340084. Its totient is φ = 53875270800000.

The previous prime is 55222152570029. The next prime is 55222152570073. The reversal of 55222152570041 is 14007525122255.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7533515325625 + 47688637244416 = 2744725^2 + 6905696^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55222152570041 is a prime.

It is a super-2 number, since 2×55222152570041² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 1346881770001 = 55222152570041 / (5 + 5 + 2 + 2 + 2 + 1 + 5 + 2 + 5 + 7 + 0 + 0 + 4 + 1).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55222152575041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673440884960 + ... + 673440885041.

It is an arithmetic number, because the mean of its divisors is an integer number (14142258585021).

Almost surely, 2^{55222152570041} is an apocalyptic number.

It is an amenable number.

55222152570041 is a deficient number, since it is larger than the sum of its proper divisors (1346881770043).

55222152570041 is a wasteful number, since it uses less digits than its factorization.

55222152570041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346881770042.

The product of its (nonzero) digits is 280000, while the sum is 41.

Adding to 55222152570041 its reverse (14007525122255), we get a palindrome (69229677692296).

The spelling of 55222152570041 in words is "fifty-five trillion, two hundred twenty-two billion, one hundred fifty-two million, five hundred seventy thousand, forty-one".