75450785743 has 16 divisors (see below), whose sum is σ = 78303283200. Its totient is φ = 72655259040.

The previous prime is 75450785741. The next prime is 75450785801. The reversal of 75450785743 is 34758705457.

It is a cyclic number.

It is not a de Polignac number, because 75450785743 - 2¹ = 75450785741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75450785741) 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, 1954018 + ... + 1992256.

It is an arithmetic number, because the mean of its divisors is an integer number (4893955200).

Almost surely, 2^75450785743 is an apocalyptic number.

75450785743 is a deficient number, since it is larger than the sum of its proper divisors (2852497457).

75450785743 is a wasteful number, since it uses less digits than its factorization.

75450785743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38982.

The product of its (nonzero) digits is 16464000, while the sum is 55.

The spelling of 75450785743 in words is "seventy-five billion, four hundred fifty million, seven hundred eighty-five thousand, seven hundred forty-three".