201134044440 has 96 divisors (see below), whose sum is σ = 747069317280. Its totient is φ = 45973495296.

The previous prime is 201134044427. The next prime is 201134044493. The reversal of 201134044440 is 44440431102.

201134044440 is a `hidden beast` number, since 201 + 13 + 4 + 0 + 4 + 4 + 440 = 666.

201134044440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39905029 + ... + 39910068.

It is an arithmetic number, because the mean of its divisors is an integer number (7781972055).

Almost surely, 2^201134044440 is an apocalyptic number.

201134044440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201134044440 is an abundant number, since it is smaller than the sum of its proper divisors (545935272840).

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

201134044440 is a wasteful number, since it uses less digits than its factorization.

201134044440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79815121 (or 79815114 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 201134044440 its reverse (44440431102), we get a palindrome (245574475542).

The spelling of 201134044440 in words is "two hundred one billion, one hundred thirty-four million, forty-four thousand, four hundred forty".