8509453352792 has 64 divisors (see below), whose sum is σ = 19313072663040. Its totient is φ = 3431333952000.

The previous prime is 8509453352737. The next prime is 8509453352831. The reversal of 8509453352792 is 2972533549058.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1747667 + ... + 4480317.

It is an arithmetic number, because the mean of its divisors is an integer number (301766760360).

Almost surely, 2^{8509453352792} is an apocalyptic number.

It is an amenable number.

8509453352792 is an abundant number, since it is smaller than the sum of its proper divisors (10803619310248).

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

8509453352792 is a wasteful number, since it uses less digits than its factorization.

8509453352792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2735952 (or 2735948 counting only the distinct ones).

The product of its (nonzero) digits is 81648000, while the sum is 62.

The spelling of 8509453352792 in words is "eight trillion, five hundred nine billion, four hundred fifty-three million, three hundred fifty-two thousand, seven hundred ninety-two".