201440608992 has 192 divisors, whose sum is σ = 672121820160. Its totient is φ = 57498481152.

The previous prime is 201440608969. The next prime is 201440609017. The reversal of 201440608992 is 299806044102.

201440608992 is a `hidden beast` number, since 20 + 14 + 4 + 0 + 608 + 9 + 9 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6413358 + ... + 6444690.

It is an arithmetic number, because the mean of its divisors is an integer number (3500634480).

Almost surely, 2^201440608992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201440608992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (336060910080).

201440608992 is an abundant number, since it is smaller than the sum of its proper divisors (470681211168).

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

201440608992 is a wasteful number, since it uses less digits than its factorization.

201440608992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32422 (or 32408 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 201440608992 in words is "two hundred one billion, four hundred forty million, six hundred eight thousand, nine hundred ninety-two".