52170165556500 has 96 divisors (see below), whose sum is σ = 156025455296256. Its totient is φ = 13536042940800.

The previous prime is 52170165556489. The next prime is 52170165556511. The reversal of 52170165556500 is 565556107125.

52170165556500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (52170165556489) and next prime (52170165556511).

It is a self number, because there is not a number n which added to its sum of digits gives 52170165556500.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 469945992 + ... + 470056991.

It is an arithmetic number, because the mean of its divisors is an integer number (1625265159336).

Almost surely, 2^{52170165556500} is an apocalyptic number.

52170165556500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52170165556500 is an abundant number, since it is smaller than the sum of its proper divisors (103855289739756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52170165556500 is a wasteful number, since it uses less digits than its factorization.

52170165556500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940003042 (or 940003030 counting only the distinct ones).

The product of its (nonzero) digits is 1575000, while the sum is 48.

The spelling of 52170165556500 in words is "fifty-two trillion, one hundred seventy billion, one hundred sixty-five million, five hundred fifty-six thousand, five hundred".