201652531424 has 24 divisors (see below), whose sum is σ = 405450305568. Its totient is φ = 98681025280.

The previous prime is 201652531373. The next prime is 201652531433. The reversal of 201652531424 is 424135256102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67037237 + ... + 67040244.

It is an arithmetic number, because the mean of its divisors is an integer number (16893762732).

Almost surely, 2^201652531424 is an apocalyptic number.

It is an amenable number.

201652531424 is an abundant number, since it is smaller than the sum of its proper divisors (203797774144).

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

201652531424 is a wasteful number, since it uses less digits than its factorization.

201652531424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134077538 (or 134077530 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 201652531424 its reverse (424135256102), we get a palindrome (625787787526).

The spelling of 201652531424 in words is "two hundred one billion, six hundred fifty-two million, five hundred thirty-one thousand, four hundred twenty-four".