201488045724 has 96 divisors (see below), whose sum is σ = 597385152000. Its totient is φ = 57531029760.

The previous prime is 201488045701. The next prime is 201488045741. The reversal of 201488045724 is 427540884102.

It is a self number, because there is not a number n which added to its sum of digits gives 201488045724.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1102852 + ... + 1272500.

It is an arithmetic number, because the mean of its divisors is an integer number (6222762000).

Almost surely, 2^201488045724 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 201488045724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298692576000).

201488045724 is an abundant number, since it is smaller than the sum of its proper divisors (395897106276).

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

201488045724 is a wasteful number, since it uses less digits than its factorization.

201488045724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171240 (or 171232 counting only the distinct ones).

The product of its (nonzero) digits is 573440, while the sum is 45.

The spelling of 201488045724 in words is "two hundred one billion, four hundred eighty-eight million, forty-five thousand, seven hundred twenty-four".