245188570145 has 16 divisors (see below), whose sum is σ = 307040267520. Its totient is φ = 187609397184.

The previous prime is 245188570129. The next prime is 245188570199. The reversal of 245188570145 is 541075881542.

It is a cyclic number.

It is not a de Polignac number, because 245188570145 - 2⁴ = 245188570129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 245188570093 and 245188570102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1768487 + ... + 1902083.

It is an arithmetic number, because the mean of its divisors is an integer number (19190016720).

Almost surely, 2^245188570145 is an apocalyptic number.

It is an amenable number.

245188570145 is a deficient number, since it is larger than the sum of its proper divisors (61851697375).

245188570145 is a wasteful number, since it uses less digits than its factorization.

245188570145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149584.

The product of its (nonzero) digits is 1792000, while the sum is 50.

The spelling of 245188570145 in words is "two hundred forty-five billion, one hundred eighty-eight million, five hundred seventy thousand, one hundred forty-five".