7342630640 has 40 divisors (see below), whose sum is σ = 17660298240. Its totient is φ = 2835773696.

The previous prime is 7342630621. The next prime is 7342630681. The reversal of 7342630640 is 460362437.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 7342630640.

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 7 ways as a sum of consecutive naturals, for example, 1580144 + ... + 1584783.

It is an arithmetic number, because the mean of its divisors is an integer number (441507456).

Almost surely, 2^7342630640 is an apocalyptic number.

It is an amenable number.

7342630640 is an abundant number, since it is smaller than the sum of its proper divisors (10317667600).

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

7342630640 is a wasteful number, since it uses less digits than its factorization.

7342630640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3164969 (or 3164963 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 35.

The square root of 7342630640 is about 85689.1512386486. The cubic root of 7342630640 is about 1943.6462618512.

The spelling of 7342630640 in words is "seven billion, three hundred forty-two million, six hundred thirty thousand, six hundred forty".