4520143040023 has 8 divisors (see below), whose sum is σ = 4895984193408. Its totient is φ = 4148321578464.

The previous prime is 4520143039981. The next prime is 4520143040047. The reversal of 4520143040023 is 3200403410254.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4520143040023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4520143039973 and 4520143040000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4520143010023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1004920615 + ... + 1004925112.

It is an arithmetic number, because the mean of its divisors is an integer number (611998024176).

Almost surely, 2^{4520143040023} is an apocalyptic number.

4520143040023 is a deficient number, since it is larger than the sum of its proper divisors (375841153385).

4520143040023 is a wasteful number, since it uses less digits than its factorization.

4520143040023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009845913.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 4520143040023 its reverse (3200403410254), we get a palindrome (7720546450277).

The spelling of 4520143040023 in words is "four trillion, five hundred twenty billion, one hundred forty-three million, forty thousand, twenty-three".