4004143120555 has 16 divisors (see below), whose sum is σ = 4815655979040. Its totient is φ = 3196194930432.

The previous prime is 4004143120553. The next prime is 4004143120577. The reversal of 4004143120555 is 5550213414004.

It is a cyclic number.

It is not a de Polignac number, because 4004143120555 - 2¹ = 4004143120553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4004143120555.

It is not an unprimeable number, because it can be changed into a prime (4004143120553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9741967 + ... + 10144663.

It is an arithmetic number, because the mean of its divisors is an integer number (300978498690).

Almost surely, 2^{4004143120555} is an apocalyptic number.

4004143120555 is a deficient number, since it is larger than the sum of its proper divisors (811512858485).

4004143120555 is a wasteful number, since it uses less digits than its factorization.

4004143120555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407118.

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 4004143120555 its reverse (5550213414004), we get a palindrome (9554356534559).

The spelling of 4004143120555 in words is "four trillion, four billion, one hundred forty-three million, one hundred twenty thousand, five hundred fifty-five".