2085458358544 has 20 divisors (see below), whose sum is σ = 4407900621840. Its totient is φ = 947935617440.

The previous prime is 2085458358517. The next prime is 2085458358551. The reversal of 2085458358544 is 4458538545802.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5924597434 + ... + 5924597785.

It is an arithmetic number, because the mean of its divisors is an integer number (220395031092).

Almost surely, 2^{2085458358544} is an apocalyptic number.

It is an amenable number.

2085458358544 is an abundant number, since it is smaller than the sum of its proper divisors (2322442263296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2085458358544 is a wasteful number, since it uses less digits than its factorization.

2085458358544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11849195238 (or 11849195232 counting only the distinct ones).

The product of its (nonzero) digits is 122880000, while the sum is 61.

The spelling of 2085458358544 in words is "two trillion, eighty-five billion, four hundred fifty-eight million, three hundred fifty-eight thousand, five hundred forty-four".