2524216200661 has 2 divisors, whose sum is σ = 2524216200662. Its totient is φ = 2524216200660.

The previous prime is 2524216200647. The next prime is 2524216200703. The reversal of 2524216200661 is 1660026124252.

It is a happy number.

2524216200661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1560125902500 + 964090298161 = 1249050^2 + 981881^2 .

It is a cyclic number.

It is not a de Polignac number, because 2524216200661 - 2⁷ = 2524216200533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2524216200661.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2524216204661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262108100330 + 1262108100331.

It is an arithmetic number, because the mean of its divisors is an integer number (1262108100331).

Almost surely, 2^{2524216200661} is an apocalyptic number.

It is an amenable number.

2524216200661 is a deficient number, since it is larger than the sum of its proper divisors (1).

2524216200661 is an equidigital number, since it uses as much as digits as its factorization.

2524216200661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 2524216200661 in words is "two trillion, five hundred twenty-four billion, two hundred sixteen million, two hundred thousand, six hundred sixty-one".