201984576242 has 8 divisors (see below), whose sum is σ = 303000734556. Its totient is φ = 100984331392.

The previous prime is 201984576217. The next prime is 201984576259. The reversal of 201984576242 is 242675489102.

It can be written as a sum of positive squares in 2 ways, for example, as 132336615961 + 69647960281 = 363781^2 + 263909^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3946583 + ... + 3997434.

Almost surely, 2^201984576242 is an apocalyptic number.

201984576242 is a deficient number, since it is larger than the sum of its proper divisors (101016158314).

201984576242 is a wasteful number, since it uses less digits than its factorization.

201984576242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7956732.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 201984576242 in words is "two hundred one billion, nine hundred eighty-four million, five hundred seventy-six thousand, two hundred forty-two".