245302253145 has 16 divisors (see below), whose sum is σ = 436092894720. Its totient is φ = 130827868272.

The previous prime is 245302253033. The next prime is 245302253159. The reversal of 245302253145 is 541352203542.

It is not a de Polignac number, because 245302253145 - 2¹⁴ = 245302236761 is a prime.

It is a Curzon number.

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, 908526729 + ... + 908526998.

It is an arithmetic number, because the mean of its divisors is an integer number (27255805920).

Almost surely, 2^245302253145 is an apocalyptic number.

It is an amenable number.

245302253145 is a deficient number, since it is larger than the sum of its proper divisors (190790641575).

245302253145 is a wasteful number, since it uses less digits than its factorization.

245302253145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1817053741 (or 1817053735 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 245302253145 its reverse (541352203542), we get a palindrome (786654456687).

The spelling of 245302253145 in words is "two hundred forty-five billion, three hundred two million, two hundred fifty-three thousand, one hundred forty-five".