501716226460421 has 8 divisors (see below), whose sum is σ = 587375094393024. Its totient is φ = 419553638851680.

The previous prime is 501716226460307. The next prime is 501716226460439. The reversal of 501716226460421 is 124064622617105.

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

It is a cyclic number.

It is not a de Polignac number, because 501716226460421 - 2³⁰ = 501715152718597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501716226460921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 874070080655 + ... + 874070081228.

It is an arithmetic number, because the mean of its divisors is an integer number (73421886799128).

Almost surely, 2^{501716226460421} is an apocalyptic number.

It is an amenable number.

501716226460421 is a deficient number, since it is larger than the sum of its proper divisors (85658867932603).

501716226460421 is a wasteful number, since it uses less digits than its factorization.

501716226460421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1748140161931.

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 501716226460421 in words is "five hundred one trillion, seven hundred sixteen billion, two hundred twenty-six million, four hundred sixty thousand, four hundred twenty-one".