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201044444442 = 2333507407407
BaseRepresentation
bin1011101100111100101…
…1101100010100011010
3201012221010120221220220
42323033023230110122
511243214334210232
6232205240100510
720345032403352
oct2731713542432
9635833527826
10201044444442
1178298390826
1232b69464736
1315c5c81ab3a
149a32abbb62
155369ed442c
hex2ecf2ec51a

201044444442 has 8 divisors (see below), whose sum is σ = 402088888896. Its totient is φ = 67014814812.

The previous prime is 201044444441. The next prime is 201044444443. The reversal of 201044444442 is 244444440102.

It is an interprime number because it is at equal distance from previous prime (201044444441) and next prime (201044444443).

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

201044444442 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (201044444441) 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, 16753703698 + ... + 16753703709.

It is an arithmetic number, because the mean of its divisors is an integer number (50261111112).

Almost surely, 2201044444442 is an apocalyptic number.

201044444442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201044444442 is a wasteful number, since it uses less digits than its factorization.

201044444442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33507407412.

The product of its (nonzero) digits is 65536, while the sum is 33.

Adding to 201044444442 its reverse (244444440102), we get a palindrome (445488884544).

The spelling of 201044444442 in words is "two hundred one billion, forty-four million, four hundred forty-four thousand, four hundred forty-two".

Divisors: 1 2 3 6 33507407407 67014814814 100522222221 201044444442