7453722065 has 16 divisors (see below), whose sum is σ = 9099234576. Its totient is φ = 5859974400.

The previous prime is 7453722053. The next prime is 7453722077. The reversal of 7453722065 is 5602273547.

It is an interprime number because it is at equal distance from previous prime (7453722053) and next prime (7453722077).

It can be written as a sum of positive squares in 8 ways, for example, as 83156161 + 7370565904 = 9119^2 + 85852^2 .

It is a de Polignac number, because none of the positive numbers 2^k-7453722065 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349859 + ... + 370551.

It is an arithmetic number, because the mean of its divisors is an integer number (568702161).

Almost surely, 2^7453722065 is an apocalyptic number.

It is an amenable number.

7453722065 is a deficient number, since it is larger than the sum of its proper divisors (1645512511).

7453722065 is a wasteful number, since it uses less digits than its factorization.

7453722065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21940.

The product of its (nonzero) digits is 352800, while the sum is 41.

The square root of 7453722065 is about 86334.9411594170. The cubic root of 7453722065 is about 1953.3994670972.

The spelling of 7453722065 in words is "seven billion, four hundred fifty-three million, seven hundred twenty-two thousand, sixty-five".