9969722270 has 32 divisors (see below), whose sum is σ = 18252331776. Its totient is φ = 3919795200.

The previous prime is 9969722263. The next prime is 9969722281. The reversal of 9969722270 is 722279699.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1030355 + ... + 1039985.

It is an arithmetic number, because the mean of its divisors is an integer number (570385368).

Almost surely, 2^9969722270 is an apocalyptic number.

9969722270 is a deficient number, since it is larger than the sum of its proper divisors (8282609506).

9969722270 is a wasteful number, since it uses less digits than its factorization.

9969722270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11396.

The product of its (nonzero) digits is 1714608, while the sum is 53.

The square root of 9969722270 is about 99848.4965835741. The cubic root of 9969722270 is about 2152.2581120954.

The spelling of 9969722270 in words is "nine billion, nine hundred sixty-nine million, seven hundred twenty-two thousand, two hundred seventy".