75663085445 has 16 divisors (see below), whose sum is σ = 95581375680. Its totient is φ = 57340483200.

The previous prime is 75663085429. The next prime is 75663085453. The reversal of 75663085445 is 54458036657.

It is a happy number.

It is not a de Polignac number, because 75663085445 - 2⁴ = 75663085429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2114150 + ... + 2149640.

It is an arithmetic number, because the mean of its divisors is an integer number (5973835980).

Almost surely, 2^75663085445 is an apocalyptic number.

It is an amenable number.

75663085445 is a deficient number, since it is larger than the sum of its proper divisors (19918290235).

75663085445 is a wasteful number, since it uses less digits than its factorization.

75663085445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57956.

The product of its (nonzero) digits is 12096000, while the sum is 53.

The spelling of 75663085445 in words is "seventy-five billion, six hundred sixty-three million, eighty-five thousand, four hundred forty-five".