9896508402 has 96 divisors (see below), whose sum is σ = 22770201600. Its totient is φ = 2838369600.

The previous prime is 9896508341. The next prime is 9896508409. The reversal of 9896508402 is 2048056989.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (9896508409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49731099 + ... + 49731297.

It is an arithmetic number, because the mean of its divisors is an integer number (237189600).

Almost surely, 2^9896508402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9896508402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11385100800).

9896508402 is an abundant number, since it is smaller than the sum of its proper divisors (12873693198).

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

9896508402 is a wasteful number, since it uses less digits than its factorization.

9896508402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600 (or 419 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 51.

The square root of 9896508402 is about 99481.1962232059. The cubic root of 9896508402 is about 2146.9767063038.

The spelling of 9896508402 in words is "nine billion, eight hundred ninety-six million, five hundred eight thousand, four hundred two".