75755780250 has 32 divisors (see below), whose sum is σ = 189086429376. Its totient is φ = 20201541200.

The previous prime is 75755780231. The next prime is 75755780263. The reversal of 75755780250 is 5208755757.

It is a junction number, because it is equal to n+sod(n) for n = 75755780193 and 75755780202.

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, 50503104 + ... + 50504603.

It is an arithmetic number, because the mean of its divisors is an integer number (5908950918).

Almost surely, 2^75755780250 is an apocalyptic number.

75755780250 is an abundant number, since it is smaller than the sum of its proper divisors (113330649126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75755780250 is a wasteful number, since it uses less digits than its factorization.

75755780250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101007727 (or 101007717 counting only the distinct ones).

The product of its (nonzero) digits is 3430000, while the sum is 51.

The spelling of 75755780250 in words is "seventy-five billion, seven hundred fifty-five million, seven hundred eighty thousand, two hundred fifty".