75493223394 has 16 divisors (see below), whose sum is σ = 154497760032. Its totient is φ = 24579188928.

The previous prime is 75493223369. The next prime is 75493223411. The reversal of 75493223394 is 49332239457.

It is a Curzon number.

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, 146304439 + ... + 146304954.

It is an arithmetic number, because the mean of its divisors is an integer number (9656110002).

Almost surely, 2^75493223394 is an apocalyptic number.

75493223394 is an abundant number, since it is smaller than the sum of its proper divisors (79004536638).

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

75493223394 is a wasteful number, since it uses less digits than its factorization.

75493223394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292609441.

The product of its digits is 4898880, while the sum is 51.

The spelling of 75493223394 in words is "seventy-five billion, four hundred ninety-three million, two hundred twenty-three thousand, three hundred ninety-four".