7440742318 has 8 divisors (see below), whose sum is σ = 11163512880. Its totient is φ = 3719571360.

The previous prime is 7440742303. The next prime is 7440742333. The reversal of 7440742318 is 8132470447.

It is an interprime number because it is at equal distance from previous prime (7440742303) and next prime (7440742333).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 388203 + ... + 406918.

It is an arithmetic number, because the mean of its divisors is an integer number (1395439110).

Almost surely, 2^7440742318 is an apocalyptic number.

7440742318 is a deficient number, since it is larger than the sum of its proper divisors (3722770562).

7440742318 is a wasteful number, since it uses less digits than its factorization.

7440742318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799802.

The product of its (nonzero) digits is 150528, while the sum is 40.

The square root of 7440742318 is about 86259.7375256846. The cubic root of 7440742318 is about 1952.2649393970.

The spelling of 7440742318 in words is "seven billion, four hundred forty million, seven hundred forty-two thousand, three hundred eighteen".