7249596864 has 84 divisors (see below), whose sum is σ = 19385837784. Its totient is φ = 2391023616.

The previous prime is 7249596863. The next prime is 7249596877. The reversal of 7249596864 is 4686959427.

It is a junction number, because it is equal to n+sod(n) for n = 7249596798 and 7249596807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7249596863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1804522 + ... + 1808534.

Almost surely, 2^7249596864 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 7249596864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9692918892).

7249596864 is an abundant number, since it is smaller than the sum of its proper divisors (12136240920).

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

7249596864 is an equidigital number, since it uses as much as digits as its factorization.

7249596864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4222 (or 4115 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 60.

The square root of 7249596864 is about 85144.5645006186. The cubic root of 7249596864 is about 1935.4024463219.

The spelling of 7249596864 in words is "seven billion, two hundred forty-nine million, five hundred ninety-six thousand, eight hundred sixty-four".