199974562733 has 8 divisors (see below), whose sum is σ = 225676622880. Its totient is φ = 175526261680.

The previous prime is 199974562699. The next prime is 199974562751. The reversal of 199974562733 is 337265479991.

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

It is not a de Polignac number, because 199974562733 - 2¹⁶ = 199974497197 is a prime.

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 199974562733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199974562033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313439435 + ... + 313440072.

It is an arithmetic number, because the mean of its divisors is an integer number (28209577860).

Almost surely, 2^199974562733 is an apocalyptic number.

It is an amenable number.

199974562733 is a deficient number, since it is larger than the sum of its proper divisors (25702060147).

199974562733 is a wasteful number, since it uses less digits than its factorization.

199974562733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626879547.

The product of its digits is 77157360, while the sum is 65.

The spelling of 199974562733 in words is "one hundred ninety-nine billion, nine hundred seventy-four million, five hundred sixty-two thousand, seven hundred thirty-three".