502172020069 has 8 divisors (see below), whose sum is σ = 506143642752. Its totient is φ = 498202492320.

The previous prime is 502172019997. The next prime is 502172020073. The reversal of 502172020069 is 960020271205.

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 502172020069 - 2²⁷ = 502037802341 is a prime.

It is a super-2 number, since 2×502172020069² (a number of 24 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 (502172020079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40669 + ... + 1002994.

It is an arithmetic number, because the mean of its divisors is an integer number (63267955344).

Almost surely, 2^502172020069 is an apocalyptic number.

It is an amenable number.

502172020069 is a deficient number, since it is larger than the sum of its proper divisors (3971622683).

502172020069 is a wasteful number, since it uses less digits than its factorization.

502172020069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047467.

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 502172020069 in words is "five hundred two billion, one hundred seventy-two million, twenty thousand, sixty-nine".