8415648613272 has 128 divisors (see below), whose sum is σ = 22547815833600. Its totient is φ = 2611649779200.

The previous prime is 8415648613187. The next prime is 8415648613283. The reversal of 8415648613272 is 2723168465148.

It is a super-2 number, since 2×8415648613272² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5272497 + ... + 6680607.

It is an arithmetic number, because the mean of its divisors is an integer number (176154811200).

Almost surely, 2^{8415648613272} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8415648613272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11273907916800).

8415648613272 is an abundant number, since it is smaller than the sum of its proper divisors (14132167220328).

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

8415648613272 is a wasteful number, since it uses less digits than its factorization.

8415648613272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1408457 (or 1408453 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 57.

The spelling of 8415648613272 in words is "eight trillion, four hundred fifteen billion, six hundred forty-eight million, six hundred thirteen thousand, two hundred seventy-two".