4348218431481 has 32 divisors (see below), whose sum is σ = 6276719554560. Its totient is φ = 2667605301504.

The previous prime is 4348218431477. The next prime is 4348218431527. The reversal of 4348218431481 is 1841348128434.

It is not a de Polignac number, because 4348218431481 - 2² = 4348218431477 is a prime.

It is a super-2 number, since 2×4348218431481² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (4348218431461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4823995 + ... + 5653968.

It is an arithmetic number, because the mean of its divisors is an integer number (196147486080).

Almost surely, 2^{4348218431481} is an apocalyptic number.

It is an amenable number.

4348218431481 is a deficient number, since it is larger than the sum of its proper divisors (1928501123079).

4348218431481 is a wasteful number, since it uses less digits than its factorization.

4348218431481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10478165.

The product of its digits is 2359296, while the sum is 51.

The spelling of 4348218431481 in words is "four trillion, three hundred forty-eight billion, two hundred eighteen million, four hundred thirty-one thousand, four hundred eighty-one".