7440681704 has 8 divisors (see below), whose sum is σ = 13951278210. Its totient is φ = 3720340848.

The previous prime is 7440681683. The next prime is 7440681709. The reversal of 7440681704 is 4071860447.

It can be written as a sum of positive squares in only one way, i.e., 5269308100 + 2171373604 = 72590^2 + 46598^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (7440681709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 465042599 + ... + 465042614.

Almost surely, 2^7440681704 is an apocalyptic number.

It is an amenable number.

7440681704 is a deficient number, since it is larger than the sum of its proper divisors (6510596506).

7440681704 is a wasteful number, since it uses less digits than its factorization.

7440681704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930085219 (or 930085215 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 41.

The square root of 7440681704 is about 86259.3861791284. The cubic root of 7440681704 is about 1952.2596381827.

The spelling of 7440681704 in words is "seven billion, four hundred forty million, six hundred eighty-one thousand, seven hundred four".