75739601705 has 16 divisors (see below), whose sum is σ = 91359008784. Its totient is φ = 60278046720.

The previous prime is 75739601701. The next prime is 75739601711. The reversal of 75739601705 is 50710693757.

It can be written as a sum of positive squares in 8 ways, for example, as 9061516864 + 66678084841 = 95192^2 + 258221^2 .

It is not a de Polignac number, because 75739601705 - 2² = 75739601701 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75739601701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 845129 + ... + 930441.

It is an arithmetic number, because the mean of its divisors is an integer number (5709938049).

Almost surely, 2^75739601705 is an apocalyptic number.

It is an amenable number.

75739601705 is a deficient number, since it is larger than the sum of its proper divisors (15619407079).

75739601705 is a wasteful number, since it uses less digits than its factorization.

75739601705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86236.

The product of its (nonzero) digits is 1389150, while the sum is 50.

The spelling of 75739601705 in words is "seventy-five billion, seven hundred thirty-nine million, six hundred one thousand, seven hundred five".