4541242181721 has 8 divisors (see below), whose sum is σ = 6919988086464. Its totient is φ = 2594995532400.

The previous prime is 4541242181699. The next prime is 4541242181737. The reversal of 4541242181721 is 1271812421454.

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

It is not a de Polignac number, because 4541242181721 - 2²¹ = 4541240084569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4541242181761) 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, 108124813830 + ... + 108124813871.

It is an arithmetic number, because the mean of its divisors is an integer number (864998510808).

Almost surely, 2^{4541242181721} is an apocalyptic number.

It is an amenable number.

4541242181721 is a deficient number, since it is larger than the sum of its proper divisors (2378745904743).

4541242181721 is a wasteful number, since it uses less digits than its factorization.

4541242181721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216249627711.

The product of its digits is 143360, while the sum is 42.

The spelling of 4541242181721 in words is "four trillion, five hundred forty-one billion, two hundred forty-two million, one hundred eighty-one thousand, seven hundred twenty-one".