501942843411 has 8 divisors (see below), whose sum is σ = 681884617680. Its totient is φ = 328314815712.

The previous prime is 501942843403. The next prime is 501942843473. The reversal of 501942843411 is 114348249105.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 501942843411 - 2³ = 501942843403 is a prime.

It is a super-2 number, since 2×501942843411² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (501942843481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1578436456 + ... + 1578436773.

It is an arithmetic number, because the mean of its divisors is an integer number (85235577210).

Almost surely, 2^501942843411 is an apocalyptic number.

501942843411 is a deficient number, since it is larger than the sum of its proper divisors (179941774269).

501942843411 is a wasteful number, since it uses less digits than its factorization.

501942843411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3156873285.

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 501942843411 in words is "five hundred one billion, nine hundred forty-two million, eight hundred forty-three thousand, four hundred eleven".