245652706857 has 8 divisors (see below), whose sum is σ = 327854635200. Its totient is φ = 163609624880.

The previous prime is 245652706853. The next prime is 245652706867. The reversal of 245652706857 is 758607256542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 245652706857 - 2² = 245652706853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 245652706797 and 245652706806.

It is not an unprimeable number, because it can be changed into a prime (245652706853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39707982 + ... + 39714167.

It is an arithmetic number, because the mean of its divisors is an integer number (40981829400).

Almost surely, 2^245652706857 is an apocalyptic number.

It is an amenable number.

245652706857 is a deficient number, since it is larger than the sum of its proper divisors (82201928343).

245652706857 is a wasteful number, since it uses less digits than its factorization.

245652706857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79423183.

The product of its (nonzero) digits is 28224000, while the sum is 57.

The spelling of 245652706857 in words is "two hundred forty-five billion, six hundred fifty-two million, seven hundred six thousand, eight hundred fifty-seven".