252148518545 has 32 divisors (see below), whose sum is σ = 377274433536. Its totient is φ = 157169304000.

The previous prime is 252148518437. The next prime is 252148518563. The reversal of 252148518545 is 545815841252.

252148518545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 252148518545 - 2¹⁰ = 252148517521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252148518493 and 252148518502.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 5663120 + ... + 5707470.

It is an arithmetic number, because the mean of its divisors is an integer number (11789826048).

Almost surely, 2^252148518545 is an apocalyptic number.

It is an amenable number.

252148518545 is a deficient number, since it is larger than the sum of its proper divisors (125125914991).

252148518545 is a wasteful number, since it uses less digits than its factorization.

252148518545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59141.

The product of its digits is 2560000, while the sum is 50.

The spelling of 252148518545 in words is "two hundred fifty-two billion, one hundred forty-eight million, five hundred eighteen thousand, five hundred forty-five".