4509892028985 has 64 divisors (see below), whose sum is σ = 8294784000000. Its totient is φ = 2049650583552.

The previous prime is 4509892028981. The next prime is 4509892029017. The reversal of 4509892028985 is 5898202989054.

It is not a de Polignac number, because 4509892028985 - 2² = 4509892028981 is a prime.

It is a super-2 number, since 2×4509892028985² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4509892028981) 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, 26011452 + ... + 26184258.

It is an arithmetic number, because the mean of its divisors is an integer number (129606000000).

Almost surely, 2^{4509892028985} is an apocalyptic number.

It is an amenable number.

4509892028985 is a deficient number, since it is larger than the sum of its proper divisors (3784891971015).

4509892028985 is a wasteful number, since it uses less digits than its factorization.

4509892028985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174270.

The product of its (nonzero) digits is 149299200, while the sum is 69.

The spelling of 4509892028985 in words is "four trillion, five hundred nine billion, eight hundred ninety-two million, twenty-eight thousand, nine hundred eighty-five".