4457424247544 has 8 divisors (see below), whose sum is σ = 8357670464160. Its totient is φ = 2228712123768.

The previous prime is 4457424247541. The next prime is 4457424247651.

4457424247544 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 4457424247544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4457424247541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278589015464 + ... + 278589015479.

It is an arithmetic number, because the mean of its divisors is an integer number (1044708808020).

Almost surely, 2^{4457424247544} is an apocalyptic number.

It is an amenable number.

4457424247544 is a deficient number, since it is larger than the sum of its proper divisors (3900246216616).

4457424247544 is a wasteful number, since it uses less digits than its factorization.

4457424247544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557178030949 (or 557178030945 counting only the distinct ones).

The product of its digits is 80281600, while the sum is 56.

The spelling of 4457424247544 in words is "four trillion, four hundred fifty-seven billion, four hundred twenty-four million, two hundred forty-seven thousand, five hundred forty-four".