75557352340442 has 24 divisors (see below), whose sum is σ = 134644973523264. Its totient is φ = 31692749611992.

The previous prime is 75557352340403. The next prime is 75557352340529. The reversal of 75557352340442 is 24404325375557.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8202052748 + ... + 8202061959.

It is an arithmetic number, because the mean of its divisors is an integer number (5610207230136).

Almost surely, 2^{75557352340442} is an apocalyptic number.

75557352340442 is a deficient number, since it is larger than the sum of its proper divisors (59087621182822).

75557352340442 is a wasteful number, since it uses less digits than its factorization.

75557352340442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16404114770 (or 16404114763 counting only the distinct ones).

The product of its (nonzero) digits is 70560000, while the sum is 56.

The spelling of 75557352340442 in words is "seventy-five trillion, five hundred fifty-seven billion, three hundred fifty-two million, three hundred forty thousand, four hundred forty-two".