501140232042541 has 32 divisors (see below), whose sum is σ = 654480142138368. Its totient is φ = 372376631531520.

The previous prime is 501140232042533. The next prime is 501140232042559. The reversal of 501140232042541 is 145240232041105.

It is not a de Polignac number, because 501140232042541 - 2³ = 501140232042533 is a prime.

It is a super-2 number, since 2×501140232042541² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 501140232042497 and 501140232042506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501140232042521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 349114480 + ... + 350547001.

It is an arithmetic number, because the mean of its divisors is an integer number (20452504441824).

Almost surely, 2^{501140232042541} is an apocalyptic number.

It is an amenable number.

501140232042541 is a deficient number, since it is larger than the sum of its proper divisors (153339910095827).

501140232042541 is a wasteful number, since it uses less digits than its factorization.

501140232042541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699661981.

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 501140232042541 its reverse (145240232041105), we get a palindrome (646380464083646).

The spelling of 501140232042541 in words is "five hundred one trillion, one hundred forty billion, two hundred thirty-two million, forty-two thousand, five hundred forty-one".