1155224503048 has 64 divisors (see below), whose sum is σ = 2709321753600. Its totient is φ = 448621312320.

The previous prime is 1155224503033. The next prime is 1155224503093. The reversal of 1155224503048 is 8403054225511.

It is a happy number.

It is a super-2 number, since 2×1155224503048² (a number of 25 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 1155224503048.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2865228 + ... + 3243451.

It is an arithmetic number, because the mean of its divisors is an integer number (42333152400).

Almost surely, 2^{1155224503048} is an apocalyptic number.

It is an amenable number.

1155224503048 is an abundant number, since it is smaller than the sum of its proper divisors (1554097250552).

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

1155224503048 is a wasteful number, since it uses less digits than its factorization.

1155224503048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6109010 (or 6109006 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 40.

Adding to 1155224503048 its reverse (8403054225511), we get a palindrome (9558278728559).

The spelling of 1155224503048 in words is "one trillion, one hundred fifty-five billion, two hundred twenty-four million, five hundred three thousand, forty-eight".