541140435621 has 48 divisors (see below), whose sum is σ = 858885206400. Its totient is φ = 326789375616.

The previous prime is 541140435613. The next prime is 541140435631. The reversal of 541140435621 is 126534041145.

541140435621 is a `hidden beast` number, since 5 + 4 + 11 + 40 + 43 + 562 + 1 = 666.

It is not a de Polignac number, because 541140435621 - 2³ = 541140435613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541140435631) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10944471 + ... + 10993803.

It is an arithmetic number, because the mean of its divisors is an integer number (17893441800).

Almost surely, 2^541140435621 is an apocalyptic number.

It is an amenable number.

541140435621 is a deficient number, since it is larger than the sum of its proper divisors (317744770779).

541140435621 is a wasteful number, since it uses less digits than its factorization.

541140435621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52170 (or 52167 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

Adding to 541140435621 its reverse (126534041145), we get a palindrome (667674476766).

The spelling of 541140435621 in words is "five hundred forty-one billion, one hundred forty million, four hundred thirty-five thousand, six hundred twenty-one".