1355224464055 has 64 divisors (see below), whose sum is σ = 2160727031808. Its totient is φ = 790890629760.

The previous prime is 1355224464007. The next prime is 1355224464109. The reversal of 1355224464055 is 5504644225531.

It is not a de Polignac number, because 1355224464055 - 2¹⁵ = 1355224431287 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1355224463996 and 1355224464014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1211967 + ... + 2044336.

It is an arithmetic number, because the mean of its divisors is an integer number (33761359872).

Almost surely, 2^{1355224464055} is an apocalyptic number.

1355224464055 is a deficient number, since it is larger than the sum of its proper divisors (805502567753).

1355224464055 is a wasteful number, since it uses less digits than its factorization.

1355224464055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3256396.

The product of its (nonzero) digits is 2880000, while the sum is 46.

Adding to 1355224464055 its reverse (5504644225531), we get a palindrome (6859868689586).

The spelling of 1355224464055 in words is "one trillion, three hundred fifty-five billion, two hundred twenty-four million, four hundred sixty-four thousand, fifty-five".