5111222444040 has 64 divisors (see below), whose sum is σ = 15333874531200. Its totient is φ = 1362974234112.

The previous prime is 5111222444023. The next prime is 5111222444047. The reversal of 5111222444040 is 404442221115.

It is a super-2 number, since 2×5111222444040² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5111222443989 and 5111222444007.

It is not an unprimeable number, because it can be changed into a prime (5111222444047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10222596 + ... + 10710924.

It is an arithmetic number, because the mean of its divisors is an integer number (239591789550).

Almost surely, 2^{5111222444040} is an apocalyptic number.

It is an amenable number.

5111222444040 is an abundant number, since it is smaller than the sum of its proper divisors (10222652087160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5111222444040 is a wasteful number, since it uses less digits than its factorization.

5111222444040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575566 (or 575562 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 30.

Adding to 5111222444040 its reverse (404442221115), we get a palindrome (5515664665155).

The spelling of 5111222444040 in words is "five trillion, one hundred eleven billion, two hundred twenty-two million, four hundred forty-four thousand, forty".