201440016877 has 8 divisors (see below), whose sum is σ = 219756494880. Its totient is φ = 183124163760.

The previous prime is 201440016859. The next prime is 201440016889. The reversal of 201440016877 is 778610044102.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201440016877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201440016277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 742774 + ... + 977032.

It is an arithmetic number, because the mean of its divisors is an integer number (27469561860).

Almost surely, 2^201440016877 is an apocalyptic number.

It is an amenable number.

201440016877 is a deficient number, since it is larger than the sum of its proper divisors (18316478003).

201440016877 is a wasteful number, since it uses less digits than its factorization.

201440016877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312443.

The product of its (nonzero) digits is 75264, while the sum is 40.

The spelling of 201440016877 in words is "two hundred one billion, four hundred forty million, sixteen thousand, eight hundred seventy-seven".