204836870734 has 4 divisors (see below), whose sum is σ = 307255306104. Its totient is φ = 102418435366.

The previous prime is 204836870687. The next prime is 204836870737. The reversal of 204836870734 is 437078638402.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×204836870734² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204836870737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51209217682 + ... + 51209217685.

It is an arithmetic number, because the mean of its divisors is an integer number (76813826526).

Almost surely, 2^204836870734 is an apocalyptic number.

204836870734 is a deficient number, since it is larger than the sum of its proper divisors (102418435370).

204836870734 is a wasteful number, since it uses less digits than its factorization.

204836870734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102418435369.

The product of its (nonzero) digits is 5419008, while the sum is 52.

The spelling of 204836870734 in words is "two hundred four billion, eight hundred thirty-six million, eight hundred seventy thousand, seven hundred thirty-four".