6452450255566 has 16 divisors (see below), whose sum is σ = 11061665848800. Its totient is φ = 2765255185440.

The previous prime is 6452450255549. The next prime is 6452450255651. The reversal of 6452450255566 is 6655520542546.

It is a super-2 number, since 2×6452450255566² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6221341 + ... + 7184008.

It is an arithmetic number, because the mean of its divisors is an integer number (691354115550).

Almost surely, 2^{6452450255566} is an apocalyptic number.

6452450255566 is a deficient number, since it is larger than the sum of its proper divisors (4609215593234).

6452450255566 is a wasteful number, since it uses less digits than its factorization.

6452450255566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13439739.

The product of its (nonzero) digits is 43200000, while the sum is 55.

The spelling of 6452450255566 in words is "six trillion, four hundred fifty-two billion, four hundred fifty million, two hundred fifty-five thousand, five hundred sixty-six".