9182121264 has 60 divisors (see below), whose sum is σ = 25735641256. Its totient is φ = 3056126976.

The previous prime is 9182121211. The next prime is 9182121269. The reversal of 9182121264 is 4621212819.

It is a super-2 number, since 2×9182121264² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (9182121269) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49539 + ... + 144285.

Almost surely, 2^9182121264 is an apocalyptic number.

It is an amenable number.

9182121264 is an abundant number, since it is smaller than the sum of its proper divisors (16553519992).

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

9182121264 is a wasteful number, since it uses less digits than its factorization.

9182121264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95434 (or 95425 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 9182121264 is about 95823.3857886476. The cubic root of 9182121264 is about 2094.0208808464.

The spelling of 9182121264 in words is "nine billion, one hundred eighty-two million, one hundred twenty-one thousand, two hundred sixty-four".