506013352640421 has 16 divisors (see below), whose sum is σ = 678826126918080. Its totient is φ = 335271421900800.

The previous prime is 506013352640399. The next prime is 506013352640429. The reversal of 506013352640421 is 124046253310605.

It is not a de Polignac number, because 506013352640421 - 2²² = 506013348446117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506013352640429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142947045 + ... + 146444133.

It is an arithmetic number, because the mean of its divisors is an integer number (42426632932380).

Almost surely, 2^{506013352640421} is an apocalyptic number.

It is an amenable number.

506013352640421 is a deficient number, since it is larger than the sum of its proper divisors (172812774277659).

506013352640421 is a wasteful number, since it uses less digits than its factorization.

506013352640421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3793156.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 506013352640421 in words is "five hundred six trillion, thirteen billion, three hundred fifty-two million, six hundred forty thousand, four hundred twenty-one".