7895454545986 has 32 divisors (see below), whose sum is σ = 13548185988480. Its totient is φ = 3380487264000.

The previous prime is 7895454545947. The next prime is 7895454546013. The reversal of 7895454545986 is 6895454545987.

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, 76991866 + ... + 77094346.

It is an arithmetic number, because the mean of its divisors is an integer number (423380812140).

Almost surely, 2^{7895454545986} is an apocalyptic number.

7895454545986 is a deficient number, since it is larger than the sum of its proper divisors (5652731442494).

7895454545986 is a wasteful number, since it uses less digits than its factorization.

7895454545986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107770.

The product of its digits is 8709120000, while the sum is 79.

Subtracting from 7895454545986 its reverse (6895454545987), we obtain a palindrome (999999999999).

The spelling of 7895454545986 in words is "seven trillion, eight hundred ninety-five billion, four hundred fifty-four million, five hundred forty-five thousand, nine hundred eighty-six".