501333354142 has 32 divisors (see below), whose sum is σ = 815836170240. Its totient is φ = 230364272160.

The previous prime is 501333354113. The next prime is 501333354157. The reversal of 501333354142 is 241453333105.

It is a junction number, because it is equal to n+sod(n) for n = 501333354098 and 501333354107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1066413 + ... + 1462840.

It is an arithmetic number, because the mean of its divisors is an integer number (25494880320).

Almost surely, 2^501333354142 is an apocalyptic number.

501333354142 is a deficient number, since it is larger than the sum of its proper divisors (314502816098).

501333354142 is a wasteful number, since it uses less digits than its factorization.

501333354142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2529448.

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 501333354142 its reverse (241453333105), we get a palindrome (742786687247).

The spelling of 501333354142 in words is "five hundred one billion, three hundred thirty-three million, three hundred fifty-four thousand, one hundred forty-two".