8145856588801 has 4 divisors (see below), whose sum is σ = 8248968697600. Its totient is φ = 8042744480004.

The previous prime is 8145856588799. The next prime is 8145856588817. The reversal of 8145856588801 is 1088856585418.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8145856588801 - 2¹ = 8145856588799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8145856588601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51556054281 + ... + 51556054438.

It is an arithmetic number, because the mean of its divisors is an integer number (2062242174400).

Almost surely, 2^{8145856588801} is an apocalyptic number.

It is an amenable number.

8145856588801 is a deficient number, since it is larger than the sum of its proper divisors (103112108799).

8145856588801 is a wasteful number, since it uses less digits than its factorization.

8145856588801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103112108798.

The product of its (nonzero) digits is 98304000, while the sum is 67.

The spelling of 8145856588801 in words is "eight trillion, one hundred forty-five billion, eight hundred fifty-six million, five hundred eighty-eight thousand, eight hundred one".