4420501023545 has 16 divisors (see below), whose sum is σ = 5341186060032. Its totient is φ = 3512094318720.

The previous prime is 4420501023529. The next prime is 4420501023559. The reversal of 4420501023545 is 5453201050244.

It is not a de Polignac number, because 4420501023545 - 2⁴ = 4420501023529 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4787327 + ... + 5635556.

It is an arithmetic number, because the mean of its divisors is an integer number (333824128752).

Almost surely, 2^{4420501023545} is an apocalyptic number.

It is an amenable number.

4420501023545 is a deficient number, since it is larger than the sum of its proper divisors (920685036487).

4420501023545 is a wasteful number, since it uses less digits than its factorization.

4420501023545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10423472.

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 4420501023545 its reverse (5453201050244), we get a palindrome (9873702073789).

The spelling of 4420501023545 in words is "four trillion, four hundred twenty billion, five hundred one million, twenty-three thousand, five hundred forty-five".