1933199055939 has 8 divisors (see below), whose sum is σ = 2660747087872. Its totient is φ = 1247225197320.

The previous prime is 1933199055899. The next prime is 1933199055947. The reversal of 1933199055939 is 9395509913391.

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

It is not a de Polignac number, because 1933199055939 - 2³¹ = 1931051572291 is a prime.

It is a super-3 number, since 3×1933199055939³ (a number of 38 digits) contains 333 as substring.

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 1933199055939.

It is not an unprimeable number, because it can be changed into a prime (1933199055239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10393543219 + ... + 10393543404.

It is an arithmetic number, because the mean of its divisors is an integer number (332593385984).

Almost surely, 2^{1933199055939} is an apocalyptic number.

1933199055939 is a deficient number, since it is larger than the sum of its proper divisors (727548031933).

1933199055939 is a wasteful number, since it uses less digits than its factorization.

1933199055939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20787086657.

The product of its (nonzero) digits is 39858075, while the sum is 66.

The spelling of 1933199055939 in words is "one trillion, nine hundred thirty-three billion, one hundred ninety-nine million, fifty-five thousand, nine hundred thirty-nine".