7522406612 has 24 divisors (see below), whose sum is σ = 15411762240. Its totient is φ = 3145256640.

The previous prime is 7522406597. The next prime is 7522406629. The reversal of 7522406612 is 2166042257.

It is a super-2 number, since 2×7522406612² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 3275162 + ... + 3277457.

It is an arithmetic number, because the mean of its divisors is an integer number (642156760).

Almost surely, 2^7522406612 is an apocalyptic number.

It is an amenable number.

7522406612 is an abundant number, since it is smaller than the sum of its proper divisors (7889355628).

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

7522406612 is a wasteful number, since it uses less digits than its factorization.

7522406612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6552671 (or 6552669 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 7522406612 is about 86731.8085364303. The cubic root of 7522406612 is about 1959.3811919207.

Adding to 7522406612 its reverse (2166042257), we get a palindrome (9688448869).

The spelling of 7522406612 in words is "seven billion, five hundred twenty-two million, four hundred six thousand, six hundred twelve".