541561225513400 has 24 divisors (see below), whose sum is σ = 1259129849319120. Its totient is φ = 216624490205280.

The previous prime is 541561225513397. The next prime is 541561225513447. The reversal of 541561225513400 is 4315522165145.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1353903063584 + ... + 1353903063983.

It is an arithmetic number, because the mean of its divisors is an integer number (52463743721630).

Almost surely, 2^{541561225513400} is an apocalyptic number.

541561225513400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

541561225513400 is an abundant number, since it is smaller than the sum of its proper divisors (717568623805720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

541561225513400 is a wasteful number, since it uses less digits than its factorization.

541561225513400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2707806127583 (or 2707806127574 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 44.

Adding to 541561225513400 its reverse (4315522165145), we get a palindrome (545876747678545).

The spelling of 541561225513400 in words is "five hundred forty-one trillion, five hundred sixty-one billion, two hundred twenty-five million, five hundred thirteen thousand, four hundred".