193565440930 has 32 divisors (see below), whose sum is σ = 350313030144. Its totient is φ = 77005298496.

The previous prime is 193565440927. The next prime is 193565440949. The reversal of 193565440930 is 39044565391.

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, 5939059 + ... + 5971561.

It is an arithmetic number, because the mean of its divisors is an integer number (10947282192).

Almost surely, 2^193565440930 is an apocalyptic number.

193565440930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

193565440930 is a deficient number, since it is larger than the sum of its proper divisors (156747589214).

193565440930 is a wasteful number, since it uses less digits than its factorization.

193565440930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35730.

The product of its (nonzero) digits is 1749600, while the sum is 49.

The spelling of 193565440930 in words is "one hundred ninety-three billion, five hundred sixty-five million, four hundred forty thousand, nine hundred thirty".