75560888545021 has 4 divisors (see below), whose sum is σ = 82430060230944. Its totient is φ = 68691716859100.

The previous prime is 75560888545013. The next prime is 75560888545063. The reversal of 75560888545021 is 12054588806557.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 75560888545021 - 2³ = 75560888545013 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 (75560888545921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3434585842945 + ... + 3434585842966.

It is an arithmetic number, because the mean of its divisors is an integer number (20607515057736).

Almost surely, 2^{75560888545021} is an apocalyptic number.

It is an amenable number.

75560888545021 is a deficient number, since it is larger than the sum of its proper divisors (6869171685923).

75560888545021 is a wasteful number, since it uses less digits than its factorization.

75560888545021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6869171685922.

The product of its (nonzero) digits is 107520000, while the sum is 64.

The spelling of 75560888545021 in words is "seventy-five trillion, five hundred sixty billion, eight hundred eighty-eight million, five hundred forty-five thousand, twenty-one".