9967951365 has 32 divisors (see below), whose sum is σ = 16345832832. Its totient is φ = 5184000000.

The previous prime is 9967951363. The next prime is 9967951387. The reversal of 9967951365 is 5631597699.

It is not a de Polignac number, because 9967951365 - 2¹ = 9967951363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9967951299 and 9967951308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9967951363) 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, 2458590 + ... + 2462640.

It is an arithmetic number, because the mean of its divisors is an integer number (510807276).

Almost surely, 2^9967951365 is an apocalyptic number.

It is an amenable number.

9967951365 is a deficient number, since it is larger than the sum of its proper divisors (6377881467).

9967951365 is a wasteful number, since it uses less digits than its factorization.

9967951365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8101.

The product of its digits is 13778100, while the sum is 60.

The square root of 9967951365 is about 99839.6282294761. The cubic root of 9967951365 is about 2152.1306705531.

The spelling of 9967951365 in words is "nine billion, nine hundred sixty-seven million, nine hundred fifty-one thousand, three hundred sixty-five".