201652526641 has 4 divisors (see below), whose sum is σ = 201653727984. Its totient is φ = 201651325300.

The previous prime is 201652526599. The next prime is 201652526653. The reversal of 201652526641 is 146625256102.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 201652526641 - 2⁹ = 201652526129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201652526594 and 201652526603.

It is not an unprimeable number, because it can be changed into a prime (201652526441) 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 3 ways as a sum of consecutive naturals, for example, 298075 + ... + 701536.

It is an arithmetic number, because the mean of its divisors is an integer number (50413431996).

Almost surely, 2^201652526641 is an apocalyptic number.

It is an amenable number.

201652526641 is a deficient number, since it is larger than the sum of its proper divisors (1201343).

201652526641 is an equidigital number, since it uses as much as digits as its factorization.

201652526641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201342.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 201652526641 in words is "two hundred one billion, six hundred fifty-two million, five hundred twenty-six thousand, six hundred forty-one".