501613244574023 has 4 divisors (see below), whose sum is σ = 518910253007640. Its totient is φ = 484316236140408.

The previous prime is 501613244574011. The next prime is 501613244574041. The reversal of 501613244574023 is 320475442316105.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-501613244574023 is a prime.

It is a super-2 number, since 2×501613244574023² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501613244574053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8648504216765 + ... + 8648504216822.

It is an arithmetic number, because the mean of its divisors is an integer number (129727563251910).

Almost surely, 2^{501613244574023} is an apocalyptic number.

501613244574023 is a deficient number, since it is larger than the sum of its proper divisors (17297008433617).

501613244574023 is a wasteful number, since it uses less digits than its factorization.

501613244574023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17297008433616.

The product of its (nonzero) digits is 2419200, while the sum is 47.

The spelling of 501613244574023 in words is "five hundred one trillion, six hundred thirteen billion, two hundred forty-four million, five hundred seventy-four thousand, twenty-three".