7532622544 has 80 divisors (see below), whose sum is σ = 15758991360. Its totient is φ = 3477767040.

The previous prime is 7532622529. The next prime is 7532622547. The reversal of 7532622544 is 4452262357.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 7532622497 and 7532622506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7532622547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8977677 + ... + 8978515.

It is an arithmetic number, because the mean of its divisors is an integer number (196987392).

Almost surely, 2^7532622544 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 7532622544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7879495680).

7532622544 is an abundant number, since it is smaller than the sum of its proper divisors (8226368816).

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

7532622544 is a wasteful number, since it uses less digits than its factorization.

7532622544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1688 (or 1682 counting only the distinct ones).

The product of its digits is 403200, while the sum is 40.

The square root of 7532622544 is about 86790.6823570365. The cubic root of 7532622544 is about 1960.2677809893.

The spelling of 7532622544 in words is "seven billion, five hundred thirty-two million, six hundred twenty-two thousand, five hundred forty-four".