7142616418 has 12 divisors (see below), whose sum is σ = 12463136982. Its totient is φ = 3061121280.

The previous prime is 7142616409. The next prime is 7142616431. The reversal of 7142616418 is 8146162417.

It can be written as a sum of positive squares in only one way, i.e., 5209519329 + 1933097089 = 72177^2 + 43967^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36441823 + ... + 36442018.

Almost surely, 2^7142616418 is an apocalyptic number.

7142616418 is a deficient number, since it is larger than the sum of its proper divisors (5320520564).

7142616418 is a wasteful number, since it uses less digits than its factorization.

7142616418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72883857 (or 72883850 counting only the distinct ones).

The product of its digits is 64512, while the sum is 40.

The square root of 7142616418 is about 84514.0013133919. The cubic root of 7142616418 is about 1925.8351505698.

The spelling of 7142616418 in words is "seven billion, one hundred forty-two million, six hundred sixteen thousand, four hundred eighteen".