4250661526663 has 8 divisors (see below), whose sum is σ = 4254548742000. Its totient is φ = 4246775227968.

The previous prime is 4250661526637. The next prime is 4250661526673. The reversal of 4250661526663 is 3666251660524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4250661526663 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4250661526663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4250661526613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9227388 + ... + 9677086.

It is an arithmetic number, because the mean of its divisors is an integer number (531818592750).

Almost surely, 2^{4250661526663} is an apocalyptic number.

4250661526663 is a deficient number, since it is larger than the sum of its proper divisors (3887215337).

4250661526663 is a wasteful number, since it uses less digits than its factorization.

4250661526663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458321.

The product of its (nonzero) digits is 9331200, while the sum is 52.

The spelling of 4250661526663 in words is "four trillion, two hundred fifty billion, six hundred sixty-one million, five hundred twenty-six thousand, six hundred sixty-three".