5446256643 has 16 divisors (see below), whose sum is σ = 8072848800. Its totient is φ = 3628893600.

The previous prime is 5446256611. The next prime is 5446256657. The reversal of 5446256643 is 3466526445.

It is a happy number.

5446256643 is a `hidden beast` number, since 5 + 4 + 46 + 2 + 566 + 43 = 666.

It is not a de Polignac number, because 5446256643 - 2⁵ = 5446256611 is a prime.

It is a super-2 number, since 2×5446256643² = 59323422842843258898, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5446256693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1728 + ... + 104381.

It is an arithmetic number, because the mean of its divisors is an integer number (504553050).

Almost surely, 2^5446256643 is an apocalyptic number.

5446256643 is a deficient number, since it is larger than the sum of its proper divisors (2626592157).

5446256643 is a wasteful number, since it uses less digits than its factorization.

5446256643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108019 (or 108013 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 45.

The square root of 5446256643 is about 73798.7577334470. The cubic root of 5446256643 is about 1759.4058603822.

The spelling of 5446256643 in words is "five billion, four hundred forty-six million, two hundred fifty-six thousand, six hundred forty-three".