4464551572657 has 16 divisors (see below), whose sum is σ = 4911826747392. Its totient is φ = 4024217347920.

The previous prime is 4464551572627. The next prime is 4464551572661. The reversal of 4464551572657 is 7562751554644.

4464551572657 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-4464551572657 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4464551572595 and 4464551572604.

It is not an unprimeable number, because it can be changed into a prime (4464551572627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1250638 + ... + 3239320.

It is an arithmetic number, because the mean of its divisors is an integer number (306989171712).

Almost surely, 2^{4464551572657} is an apocalyptic number.

It is an amenable number.

4464551572657 is a deficient number, since it is larger than the sum of its proper divisors (447275174735).

4464551572657 is a wasteful number, since it uses less digits than its factorization.

4464551572657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1990428.

The product of its digits is 141120000, while the sum is 61.

The spelling of 4464551572657 in words is "four trillion, four hundred sixty-four billion, five hundred fifty-one million, five hundred seventy-two thousand, six hundred fifty-seven".