7410720644 has 24 divisors (see below), whose sum is σ = 13342158648. Its totient is φ = 3599452160.

The previous prime is 7410720623. The next prime is 7410720649. The reversal of 7410720644 is 4460270147.

It can be written as a sum of positive squares in 4 ways, for example, as 37063744 + 7373656900 = 6088^2 + 85870^2 .

It is not an unprimeable number, because it can be changed into a prime (7410720649) by changing a digit.

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, 58757 + ... + 135180.

It is an arithmetic number, because the mean of its divisors is an integer number (555923277).

Almost surely, 2^7410720644 is an apocalyptic number.

It is an amenable number.

7410720644 is a deficient number, since it is larger than the sum of its proper divisors (5931438004).

7410720644 is a wasteful number, since it uses less digits than its factorization.

7410720644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194215 (or 194213 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 7410720644 is about 86085.5425957228. The cubic root of 7410720644 is about 1949.6357543634.

The spelling of 7410720644 in words is "seven billion, four hundred ten million, seven hundred twenty thousand, six hundred forty-four".