9672711660 has 48 divisors (see below), whose sum is σ = 30092882400. Its totient is φ = 2579389632.

The previous prime is 9672711611. The next prime is 9672711679. The reversal of 9672711660 is 661172769.

It is a happy number.

It is a super-2 number, since 2×9672711660² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8955675 + ... + 8956754.

It is an arithmetic number, because the mean of its divisors is an integer number (626935050).

Almost surely, 2^9672711660 is an apocalyptic number.

9672711660 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9672711660 is an abundant number, since it is smaller than the sum of its proper divisors (20420170740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9672711660 is a wasteful number, since it uses less digits than its factorization.

9672711660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17912447 (or 17912439 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 45.

The square root of 9672711660 is about 98349.9448906811. The cubic root of 9672711660 is about 2130.6694582840.

The spelling of 9672711660 in words is "nine billion, six hundred seventy-two million, seven hundred eleven thousand, six hundred sixty".