8622605810485 has 4 divisors (see below), whose sum is σ = 10347126972588. Its totient is φ = 6898084648384.

The previous prime is 8622605810411. The next prime is 8622605810491. The reversal of 8622605810485 is 5840185062268.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4850468854884 + 3772136955601 = 2202378^2 + 1942199^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8622605810485 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 862260581044 + ... + 862260581053.

It is an arithmetic number, because the mean of its divisors is an integer number (2586781743147).

Almost surely, 2^{8622605810485} is an apocalyptic number.

It is an amenable number.

8622605810485 is a deficient number, since it is larger than the sum of its proper divisors (1724521162103).

8622605810485 is a wasteful number, since it uses less digits than its factorization.

8622605810485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1724521162102.

The product of its (nonzero) digits is 7372800, while the sum is 55.

The spelling of 8622605810485 in words is "eight trillion, six hundred twenty-two billion, six hundred five million, eight hundred ten thousand, four hundred eighty-five".