541607631060521 has 4 divisors (see below), whose sum is σ = 570113295853200. Its totient is φ = 513101966267844.

The previous prime is 541607631060499. The next prime is 541607631060547. The reversal of 541607631060521 is 125060136706145.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-541607631060521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (541607631060121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14252832396311 + ... + 14252832396348.

It is an arithmetic number, because the mean of its divisors is an integer number (142528323963300).

Almost surely, 2^{541607631060521} is an apocalyptic number.

It is an amenable number.

541607631060521 is a deficient number, since it is larger than the sum of its proper divisors (28505664792679).

541607631060521 is a wasteful number, since it uses less digits than its factorization.

541607631060521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28505664792678.

The product of its (nonzero) digits is 907200, while the sum is 47.

Adding to 541607631060521 its reverse (125060136706145), we get a palindrome (666667767766666).

The spelling of 541607631060521 in words is "five hundred forty-one trillion, six hundred seven billion, six hundred thirty-one million, sixty thousand, five hundred twenty-one".