501306142324645 has 16 divisors (see below), whose sum is σ = 687571947877248. Its totient is φ = 343719592678080.

The previous prime is 501306142324607. The next prime is 501306142324703. The reversal of 501306142324645 is 546423241603105.

It is not a de Polignac number, because 501306142324645 - 2⁷ = 501306142324517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 501306142324595 and 501306142324604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 691103791 + ... + 691828780.

It is an arithmetic number, because the mean of its divisors is an integer number (42973246742328).

Almost surely, 2^{501306142324645} is an apocalyptic number.

It is an amenable number.

501306142324645 is a deficient number, since it is larger than the sum of its proper divisors (186265805552603).

501306142324645 is a wasteful number, since it uses less digits than its factorization.

501306142324645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1382942940.

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 501306142324645 in words is "five hundred one trillion, three hundred six billion, one hundred forty-two million, three hundred twenty-four thousand, six hundred forty-five".