1254444050663 has 8 divisors (see below), whose sum is σ = 1311849407328. Its totient is φ = 1197277386624.

The previous prime is 1254444050647. The next prime is 1254444050681. The reversal of 1254444050663 is 3660504444521.

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

It is a cyclic number.

It is not a de Polignac number, because 1254444050663 - 2⁴ = 1254444050647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254444050633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59662406 + ... + 59683427.

It is an arithmetic number, because the mean of its divisors is an integer number (163981175916).

Almost surely, 2^{1254444050663} is an apocalyptic number.

1254444050663 is a deficient number, since it is larger than the sum of its proper divisors (57405356665).

1254444050663 is a wasteful number, since it uses less digits than its factorization.

1254444050663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119346313.

The product of its (nonzero) digits is 1382400, while the sum is 44.

The spelling of 1254444050663 in words is "one trillion, two hundred fifty-four billion, four hundred forty-four million, fifty thousand, six hundred sixty-three".