8255453658 has 16 divisors (see below), whose sum is σ = 16511988576. Its totient is φ = 2751637680.

The previous prime is 8255453611. The next prime is 8255453671. The reversal of 8255453658 is 8563545528.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8255453658.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81588 + ... + 152208.

It is an arithmetic number, because the mean of its divisors is an integer number (1031999286).

Almost surely, 2^8255453658 is an apocalyptic number.

8255453658 is an abundant number, since it is smaller than the sum of its proper divisors (8256534918).

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

8255453658 is a wasteful number, since it uses less digits than its factorization.

8255453658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90109.

The product of its digits is 5760000, while the sum is 51.

The square root of 8255453658 is about 90859.5270623835. The cubic root of 8255453658 is about 2021.0651554897.

The spelling of 8255453658 in words is "eight billion, two hundred fifty-five million, four hundred fifty-three thousand, six hundred fifty-eight".