8242269919240 has 128 divisors (see below), whose sum is σ = 22854048134400. Its totient is φ = 2611891077120.

The previous prime is 8242269919231. The next prime is 8242269919241. The reversal of 8242269919240 is 429199622428.

It is a happy number.

It is a super-2 number, since 2×8242269919240² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8242269919241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18675769 + ... + 19112008.

It is an arithmetic number, because the mean of its divisors is an integer number (178547251050).

Almost surely, 2^{8242269919240} is an apocalyptic number.

It is an amenable number.

8242269919240 is an abundant number, since it is smaller than the sum of its proper divisors (14611778215160).

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

8242269919240 is a wasteful number, since it uses less digits than its factorization.

8242269919240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37787855 (or 37787851 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 58.

The spelling of 8242269919240 in words is "eight trillion, two hundred forty-two billion, two hundred sixty-nine million, nine hundred nineteen thousand, two hundred forty".