5144664664415 has 8 divisors (see below), whose sum is σ = 6175168111248. Its totient is φ = 4114684722240.

The previous prime is 5144664664411. The next prime is 5144664664421.

5144664664415 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 5144664664415 - 2² = 5144664664411 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 (5144664664411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130854542 + ... + 130893851.

It is an arithmetic number, because the mean of its divisors is an integer number (771896013906).

Almost surely, 2^{5144664664415} is an apocalyptic number.

5144664664415 is a deficient number, since it is larger than the sum of its proper divisors (1030503446833).

5144664664415 is a wasteful number, since it uses less digits than its factorization.

5144664664415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261752329.

The product of its digits is 33177600, while the sum is 56.

The spelling of 5144664664415 in words is "five trillion, one hundred forty-four billion, six hundred sixty-four million, six hundred sixty-four thousand, four hundred fifteen".