252151154443 has 4 divisors (see below), whose sum is σ = 252152715600. Its totient is φ = 252149593288.

The previous prime is 252151154377. The next prime is 252151154449. The reversal of 252151154443 is 344451151252.

252151154443 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 not a de Polignac number, because 252151154443 - 2⁹ = 252151153931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252151154449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506143 + ... + 872056.

It is an arithmetic number, because the mean of its divisors is an integer number (63038178900).

Almost surely, 2^252151154443 is an apocalyptic number.

252151154443 is a deficient number, since it is larger than the sum of its proper divisors (1561157).

252151154443 is a wasteful number, since it uses less digits than its factorization.

252151154443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561156.

The product of its digits is 96000, while the sum is 37.

The spelling of 252151154443 in words is "two hundred fifty-two billion, one hundred fifty-one million, one hundred fifty-four thousand, four hundred forty-three".