7505525522 has 16 divisors (see below), whose sum is σ = 12483111744. Its totient is φ = 3355674000.

The previous prime is 7505525519. The next prime is 7505525539. The reversal of 7505525522 is 2255255057.

It is a super-2 number, since 2×7505525522² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2795054 + ... + 2797737.

It is an arithmetic number, because the mean of its divisors is an integer number (780194484).

Almost surely, 2^7505525522 is an apocalyptic number.

7505525522 is a deficient number, since it is larger than the sum of its proper divisors (4977586222).

7505525522 is a wasteful number, since it uses less digits than its factorization.

7505525522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5592865.

The product of its (nonzero) digits is 175000, while the sum is 38.

The square root of 7505525522 is about 86634.4361209791. The cubic root of 7505525522 is about 1957.9144067437.

The spelling of 7505525522 in words is "seven billion, five hundred five million, five hundred twenty-five thousand, five hundred twenty-two".