7520444342 has 16 divisors (see below), whose sum is σ = 11426775360. Its totient is φ = 3711547008.

The previous prime is 7520444339. The next prime is 7520444357. The reversal of 7520444342 is 2434440257.

It is a super-2 number, since 2×7520444342² (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, 1035548 + ... + 1042784.

It is an arithmetic number, because the mean of its divisors is an integer number (714173460).

Almost surely, 2^7520444342 is an apocalyptic number.

7520444342 is a deficient number, since it is larger than the sum of its proper divisors (3906331018).

7520444342 is a wasteful number, since it uses less digits than its factorization.

7520444342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13895.

The product of its (nonzero) digits is 107520, while the sum is 35.

The square root of 7520444342 is about 86720.4955128832. The cubic root of 7520444342 is about 1959.2108045480.

Adding to 7520444342 its reverse (2434440257), we get a palindrome (9954884599).

The spelling of 7520444342 in words is "seven billion, five hundred twenty million, four hundred forty-four thousand, three hundred forty-two".