52173158284435 has 4 divisors (see below), whose sum is σ = 62607789941328. Its totient is φ = 41738526627544.

The previous prime is 52173158284411. The next prime is 52173158284453. The reversal of 52173158284435 is 53448285137125.

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

It is a cyclic number.

It is not a de Polignac number, because 52173158284435 - 2¹³ = 52173158276243 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52173158284435.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5217315828439 + ... + 5217315828448.

It is an arithmetic number, because the mean of its divisors is an integer number (15651947485332).

Almost surely, 2^{52173158284435} is an apocalyptic number.

52173158284435 is a deficient number, since it is larger than the sum of its proper divisors (10434631656893).

52173158284435 is a wasteful number, since it uses less digits than its factorization.

52173158284435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10434631656892.

The product of its digits is 32256000, while the sum is 58.

The spelling of 52173158284435 in words is "fifty-two trillion, one hundred seventy-three billion, one hundred fifty-eight million, two hundred eighty-four thousand, four hundred thirty-five".