9971204463 has 32 divisors (see below), whose sum is σ = 17063032320. Its totient is φ = 5687671680.

The previous prime is 9971204461. The next prime is 9971204479. The reversal of 9971204463 is 3644021799.

It is a happy number.

It is not a de Polignac number, because 9971204463 - 2¹ = 9971204461 is a prime.

It is a super-2 number, since 2×9971204463² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9971204461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 982395 + ... + 992492.

It is an arithmetic number, because the mean of its divisors is an integer number (533219760).

Almost surely, 2^9971204463 is an apocalyptic number.

9971204463 is a deficient number, since it is larger than the sum of its proper divisors (7091827857).

9971204463 is a wasteful number, since it uses less digits than its factorization.

9971204463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1974924 (or 1974918 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 9971204463 is about 99855.9185176322. The cubic root of 9971204463 is about 2152.3647651444.

The spelling of 9971204463 in words is "nine billion, nine hundred seventy-one million, two hundred four thousand, four hundred sixty-three".