204953842942 has 8 divisors (see below), whose sum is σ = 307434076056. Its totient is φ = 102475817592.

The previous prime is 204953842837. The next prime is 204953842943. The reversal of 204953842942 is 249248359402.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 204953842942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204953842943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296148 + ... + 705415.

It is an arithmetic number, because the mean of its divisors is an integer number (38429259507).

Almost surely, 2^204953842942 is an apocalyptic number.

204953842942 is a deficient number, since it is larger than the sum of its proper divisors (102480233114).

204953842942 is a wasteful number, since it uses less digits than its factorization.

204953842942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103882.

The product of its (nonzero) digits is 4976640, while the sum is 52.

The spelling of 204953842942 in words is "two hundred four billion, nine hundred fifty-three million, eight hundred forty-two thousand, nine hundred forty-two".