245195292868 has 6 divisors (see below), whose sum is σ = 429091762526. Its totient is φ = 122597646432.

The previous prime is 245195292829. The next prime is 245195292869. The reversal of 245195292868 is 868292591542.

It can be written as a sum of positive squares in only one way, i.e., 199703521924 + 45491770944 = 446882^2 + 213288^2 .

It is not an unprimeable number, because it can be changed into a prime (245195292869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30649411605 + ... + 30649411612.

Almost surely, 2^245195292868 is an apocalyptic number.

It is an amenable number.

245195292868 is a deficient number, since it is larger than the sum of its proper divisors (183896469658).

245195292868 is a wasteful number, since it uses less digits than its factorization.

245195292868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61298823221 (or 61298823219 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 61.

The spelling of 245195292868 in words is "two hundred forty-five billion, one hundred ninety-five million, two hundred ninety-two thousand, eight hundred sixty-eight".