4423130344555 has 64 divisors (see below), whose sum is σ = 6231039091200. Its totient is φ = 2984256608256.

The previous prime is 4423130344553. The next prime is 4423130344571. The reversal of 4423130344555 is 5554430313244.

It is not a de Polignac number, because 4423130344555 - 2¹ = 4423130344553 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (4423130344553) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7459396 + ... + 8030494.

It is an arithmetic number, because the mean of its divisors is an integer number (97359985800).

Almost surely, 2^{4423130344555} is an apocalyptic number.

4423130344555 is a deficient number, since it is larger than the sum of its proper divisors (1807908746645).

4423130344555 is a wasteful number, since it uses less digits than its factorization.

4423130344555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571340.

The product of its (nonzero) digits is 1728000, while the sum is 43.

Adding to 4423130344555 its reverse (5554430313244), we get a palindrome (9977560657799).

The spelling of 4423130344555 in words is "four trillion, four hundred twenty-three billion, one hundred thirty million, three hundred forty-four thousand, five hundred fifty-five".