52578037173 has 4 divisors (see below), whose sum is σ = 70104049568. Its totient is φ = 35052024780.

The previous prime is 52578037163. The next prime is 52578037199. The reversal of 52578037173 is 37173087525.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 52578037173 - 2⁴ = 52578037157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52578037163) 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, 8763006193 + ... + 8763006198.

It is an arithmetic number, because the mean of its divisors is an integer number (17526012392).

Almost surely, 2^52578037173 is an apocalyptic number.

It is an amenable number.

52578037173 is a deficient number, since it is larger than the sum of its proper divisors (17526012395).

52578037173 is a wasteful number, since it uses less digits than its factorization.

52578037173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17526012394.

The product of its (nonzero) digits is 1234800, while the sum is 48.

The spelling of 52578037173 in words is "fifty-two billion, five hundred seventy-eight million, thirty-seven thousand, one hundred seventy-three".