541512101215144 has 16 divisors (see below), whose sum is σ = 1031980028956020. Its totient is φ = 266317426826880.

The previous prime is 541512101215139. The next prime is 541512101215219. The reversal of 541512101215144 is 441512101215145.

It can be written as a sum of positive squares in 2 ways, for example, as 342385063322500 + 199127037892644 = 18503650^2 + 14111238^2 .

It is a super-2 number, since 2×541512101215144² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554827972069 + ... + 554827973044.

Almost surely, 2^{541512101215144} is an apocalyptic number.

It is an amenable number.

541512101215144 is a deficient number, since it is larger than the sum of its proper divisors (490467927740876).

541512101215144 is a wasteful number, since it uses less digits than its factorization.

541512101215144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109655945180 (or 1109655945176 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 37.

Subtracting from 541512101215144 its reverse (441512101215145), we obtain a palindrome (99999999999999).

The spelling of 541512101215144 in words is "five hundred forty-one trillion, five hundred twelve billion, one hundred one million, two hundred fifteen thousand, one hundred forty-four".