75557525755 has 8 divisors (see below), whose sum is σ = 92022300432. Its totient is φ = 59543840928.

The previous prime is 75557525731. The next prime is 75557525801. The reversal of 75557525755 is 55752575557.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75557525755 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 75557525755.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112772092 + ... + 112772761.

It is an arithmetic number, because the mean of its divisors is an integer number (11502787554).

Almost surely, 2^75557525755 is an apocalyptic number.

75557525755 is a deficient number, since it is larger than the sum of its proper divisors (16464774677).

75557525755 is a wasteful number, since it uses less digits than its factorization.

75557525755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225544925.

The product of its digits is 53593750, while the sum is 58.

The spelling of 75557525755 in words is "seventy-five billion, five hundred fifty-seven million, five hundred twenty-five thousand, seven hundred fifty-five".