5445251064663 has 16 divisors (see below), whose sum is σ = 7264661875680. Its totient is φ = 3628004166144.

The previous prime is 5445251064613. The next prime is 5445251064667. The reversal of 5445251064663 is 3664601525445.

It is not a de Polignac number, because 5445251064663 - 2⁹ = 5445251064151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5445251064667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74180643 + ... + 74254011.

It is an arithmetic number, because the mean of its divisors is an integer number (454041367230).

Almost surely, 2^{5445251064663} is an apocalyptic number.

5445251064663 is a deficient number, since it is larger than the sum of its proper divisors (1819410811017).

5445251064663 is a wasteful number, since it uses less digits than its factorization.

5445251064663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87778.

The product of its (nonzero) digits is 10368000, while the sum is 51.

The spelling of 5445251064663 in words is "five trillion, four hundred forty-five billion, two hundred fifty-one million, sixty-four thousand, six hundred sixty-three".