52178073028007 has 4 divisors (see below), whose sum is σ = 52178380519920. Its totient is φ = 52177765536096.

The previous prime is 52178073027937. The next prime is 52178073028019. The reversal of 52178073028007 is 70082037087125.

52178073028007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52178073028007 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 (52178073028027) 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 3 ways as a sum of consecutive naturals, for example, 153491282 + ... + 153830847.

It is an arithmetic number, because the mean of its divisors is an integer number (13044595129980).

Almost surely, 2^{52178073028007} is an apocalyptic number.

52178073028007 is a deficient number, since it is larger than the sum of its proper divisors (307491913).

52178073028007 is a wasteful number, since it uses less digits than its factorization.

52178073028007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307491912.

The product of its (nonzero) digits is 1317120, while the sum is 50.

The spelling of 52178073028007 in words is "fifty-two trillion, one hundred seventy-eight billion, seventy-three million, twenty-eight thousand, seven".