9800002651 has 4 divisors (see below), whose sum is σ = 9800203392. Its totient is φ = 9799801912.

The previous prime is 9800002649. The next prime is 9800002661. The reversal of 9800002651 is 1562000089.

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 9800002651 - 2¹ = 9800002649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9800002661) 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, 25350 + ... + 142276.

It is an arithmetic number, because the mean of its divisors is an integer number (2450050848).

Almost surely, 2^9800002651 is an apocalyptic number.

9800002651 is a deficient number, since it is larger than the sum of its proper divisors (200741).

9800002651 is a wasteful number, since it uses less digits than its factorization.

9800002651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200740.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 9800002651 is about 98994.9627556877. The cubic root of 9800002651 is about 2139.9751540918.

The spelling of 9800002651 in words is "nine billion, eight hundred million, two thousand, six hundred fifty-one".