7140440416 has 24 divisors (see below), whose sum is σ = 14189129640. Its totient is φ = 3536851968.

The previous prime is 7140440401. The next prime is 7140440441. The reversal of 7140440416 is 6140440417.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1039281 + ... + 1046128.

It is an arithmetic number, because the mean of its divisors is an integer number (591213735).

Almost surely, 2^7140440416 is an apocalyptic number.

It is an amenable number.

7140440416 is a deficient number, since it is larger than the sum of its proper divisors (7048689224).

7140440416 is a wasteful number, since it uses less digits than its factorization.

7140440416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2085526 (or 2085518 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 7140440416 is about 84501.1267143817. The cubic root of 7140440416 is about 1925.6395617956.

Subtracting from 7140440416 its reverse (6140440417), we obtain a palindrome (999999999).

The spelling of 7140440416 in words is "seven billion, one hundred forty million, four hundred forty thousand, four hundred sixteen".