9872264369385 has 96 divisors (see below), whose sum is σ = 19101414204288. Its totient is φ = 4676081679360.

The previous prime is 9872264369369. The next prime is 9872264369411. The reversal of 9872264369385 is 5839634622789.

It is a happy number.

9872264369385 is a `hidden beast` number, since 9 + 8 + 7 + 2 + 26 + 436 + 93 + 85 = 666.

It is not a de Polignac number, because 9872264369385 - 2⁴ = 9872264369369 is a prime.

It is a super-2 number, since 2×9872264369385² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5305242 + ... + 6920268.

It is an arithmetic number, because the mean of its divisors is an integer number (198973064628).

Almost surely, 2^{9872264369385} is an apocalyptic number.

It is an amenable number.

9872264369385 is a deficient number, since it is larger than the sum of its proper divisors (9229149834903).

9872264369385 is a wasteful number, since it uses less digits than its factorization.

9872264369385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615335 (or 1615332 counting only the distinct ones).

The product of its digits is 940584960, while the sum is 72.

The spelling of 9872264369385 in words is "nine trillion, eight hundred seventy-two billion, two hundred sixty-four million, three hundred sixty-nine thousand, three hundred eighty-five".