74350752713 has 18 divisors (see below), whose sum is σ = 80741320362. Its totient is φ = 68228093440.

The previous prime is 74350752703. The next prime is 74350752737. The reversal of 74350752713 is 31725705347.

It is a happy number.

It can be written as a sum of positive squares in 9 ways, for example, as 29608773184 + 44741979529 = 172072^2 + 211523^2 .

It is not a de Polignac number, because 74350752713 - 2³² = 70055785417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74350752703) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 46093895 + ... + 46095507.

It is an arithmetic number, because the mean of its divisors is an integer number (4485628909).

Almost surely, 2^74350752713 is an apocalyptic number.

It is an amenable number.

74350752713 is a deficient number, since it is larger than the sum of its proper divisors (6390567649).

74350752713 is an frugal number, since it uses more digits than its factorization.

74350752713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3325 (or 1671 counting only the distinct ones).

The product of its (nonzero) digits is 617400, while the sum is 44.

The spelling of 74350752713 in words is "seventy-four billion, three hundred fifty million, seven hundred fifty-two thousand, seven hundred thirteen".