201484334991 has 8 divisors (see below), whose sum is σ = 270448772400. Its totient is φ = 133421393792.

The previous prime is 201484334969. The next prime is 201484335061. The reversal of 201484334991 is 199433484102.

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

It is a cyclic number.

It is not a de Polignac number, because 201484334991 - 2⁶ = 201484334927 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201484334991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201484334591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225373530 + ... + 225374423.

It is an arithmetic number, because the mean of its divisors is an integer number (33806096550).

Almost surely, 2^201484334991 is an apocalyptic number.

201484334991 is a deficient number, since it is larger than the sum of its proper divisors (68964437409).

201484334991 is a wasteful number, since it uses less digits than its factorization.

201484334991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450748105.

The product of its (nonzero) digits is 746496, while the sum is 48.

The spelling of 201484334991 in words is "two hundred one billion, four hundred eighty-four million, three hundred thirty-four thousand, nine hundred ninety-one".