7983650563896 has 64 divisors (see below), whose sum is σ = 22812261454080. Its totient is φ = 2280859891200.

The previous prime is 7983650563877. The next prime is 7983650563897. The reversal of 7983650563896 is 6983650563897.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7983650563897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198171 + ... + 4000821.

It is an arithmetic number, because the mean of its divisors is an integer number (356441585220).

Almost surely, 2^{7983650563896} is an apocalyptic number.

It is an amenable number.

7983650563896 is an abundant number, since it is smaller than the sum of its proper divisors (14828610890184).

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

7983650563896 is a wasteful number, since it uses less digits than its factorization.

7983650563896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3815164 (or 3815160 counting only the distinct ones).

The product of its (nonzero) digits is 1763596800, while the sum is 75.

Subtracting from 7983650563896 its reverse (6983650563897), we obtain a palindrome (999999999999).

The spelling of 7983650563896 in words is "seven trillion, nine hundred eighty-three billion, six hundred fifty million, five hundred sixty-three thousand, eight hundred ninety-six".