7448523264 has 640 divisors, whose sum is σ = 28158197760. Its totient is φ = 1891123200.

The previous prime is 7448523239. The next prime is 7448523281. The reversal of 7448523264 is 4623258447.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 38997409 + ... + 38997599.

It is an arithmetic number, because the mean of its divisors is an integer number (43997184).

Almost surely, 2^7448523264 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 7448523264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14079098880).

7448523264 is an abundant number, since it is smaller than the sum of its proper divisors (20709674496).

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

7448523264 is a wasteful number, since it uses less digits than its factorization.

7448523264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 247 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 45.

The square root of 7448523264 is about 86304.8275822390. The cubic root of 7448523264 is about 1952.9452109566.

The spelling of 7448523264 in words is "seven billion, four hundred forty-eight million, five hundred twenty-three thousand, two hundred sixty-four".