9896351861759 has 4 divisors (see below), whose sum is σ = 10796020212840. Its totient is φ = 8996683510680.

The previous prime is 9896351861729. The next prime is 9896351861777. The reversal of 9896351861759 is 9571681536989.

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

It is a cyclic number.

It is not a de Polignac number, because 9896351861759 - 2²⁴ = 9896335084543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9896351861759.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9896351861729) 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, 449834175524 + ... + 449834175545.

It is an arithmetic number, because the mean of its divisors is an integer number (2699005053210).

Almost surely, 2^{9896351861759} is an apocalyptic number.

9896351861759 is a deficient number, since it is larger than the sum of its proper divisors (899668351081).

9896351861759 is a wasteful number, since it uses less digits than its factorization.

9896351861759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 899668351080.

The product of its digits is 881798400, while the sum is 77.

The spelling of 9896351861759 in words is "nine trillion, eight hundred ninety-six billion, three hundred fifty-one million, eight hundred sixty-one thousand, seven hundred fifty-nine".