245225115513 has 24 divisors (see below), whose sum is σ = 426122174400. Its totient is φ = 132753445344.

The previous prime is 245225115479. The next prime is 245225115623. The reversal of 245225115513 is 315511522542.

245225115513 is a `hidden beast` number, since 2 + 4 + 5 + 2 + 25 + 115 + 513 = 666.

It is not a de Polignac number, because 245225115513 - 2⁶ = 245225115449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245225115313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102432018 + ... + 102434411.

It is an arithmetic number, because the mean of its divisors is an integer number (17755090600).

Almost surely, 2^245225115513 is an apocalyptic number.

It is an amenable number.

245225115513 is a deficient number, since it is larger than the sum of its proper divisors (180897058887).

245225115513 is a wasteful number, since it uses less digits than its factorization.

245225115513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204866461 (or 204866458 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The spelling of 245225115513 in words is "two hundred forty-five billion, two hundred twenty-five million, one hundred fifteen thousand, five hundred thirteen".