4054144421415 has 96 divisors (see below), whose sum is σ = 7398258506496. Its totient is φ = 1879076183040.

The previous prime is 4054144421407. The next prime is 4054144421417. The reversal of 4054144421415 is 5141244414504.

It is not a de Polignac number, because 4054144421415 - 2³ = 4054144421407 is a prime.

It is a super-2 number, since 2×4054144421415² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4054144421417) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15543519 + ... + 15802191.

It is an arithmetic number, because the mean of its divisors is an integer number (77065192776).

Almost surely, 2^{4054144421415} is an apocalyptic number.

4054144421415 is a deficient number, since it is larger than the sum of its proper divisors (3344114085081).

4054144421415 is a wasteful number, since it uses less digits than its factorization.

4054144421415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258829 (or 258782 counting only the distinct ones).

The product of its (nonzero) digits is 204800, while the sum is 39.

Adding to 4054144421415 its reverse (5141244414504), we get a palindrome (9195388835919).

The spelling of 4054144421415 in words is "four trillion, fifty-four billion, one hundred forty-four million, four hundred twenty-one thousand, four hundred fifteen".