1005541424555 has 8 divisors (see below), whose sum is σ = 1209337128000. Its totient is φ = 802641527296.

The previous prime is 1005541424543. The next prime is 1005541424581. The reversal of 1005541424555 is 5554241455001.

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

It is a cyclic number.

It is not a de Polignac number, because 1005541424555 - 2²⁶ = 1005474315691 is a prime.

It is a super-2 number, since 2×1005541424555² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223949075 + ... + 223953564.

It is an arithmetic number, because the mean of its divisors is an integer number (151167141000).

Almost surely, 2^{1005541424555} is an apocalyptic number.

1005541424555 is a deficient number, since it is larger than the sum of its proper divisors (203795703445).

1005541424555 is an equidigital number, since it uses as much as digits as its factorization.

1005541424555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447903093.

The product of its (nonzero) digits is 400000, while the sum is 41.

Adding to 1005541424555 its reverse (5554241455001), we get a palindrome (6559782879556).

The spelling of 1005541424555 in words is "one trillion, five billion, five hundred forty-one million, four hundred twenty-four thousand, five hundred fifty-five".