193051439042 has 64 divisors (see below), whose sum is σ = 362224051200. Its totient is φ = 74966834880.

The previous prime is 193051439041. The next prime is 193051439059. The reversal of 193051439042 is 240934150391.

It is not an unprimeable number, because it can be changed into a prime (193051439041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71952233 + ... + 71954915.

It is an arithmetic number, because the mean of its divisors is an integer number (5659750800).

Almost surely, 2^193051439042 is an apocalyptic number.

193051439042 is a deficient number, since it is larger than the sum of its proper divisors (169172612158).

193051439042 is a wasteful number, since it uses less digits than its factorization.

193051439042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4071.

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 193051439042 in words is "one hundred ninety-three billion, fifty-one million, four hundred thirty-nine thousand, forty-two".