245870886913 has 8 divisors (see below), whose sum is σ = 247024617728. Its totient is φ = 244717613424.

The previous prime is 245870886901. The next prime is 245870886931. The reversal of 245870886913 is 319688078542.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245870886913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245870886983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 988306 + ... + 1211812.

It is an arithmetic number, because the mean of its divisors is an integer number (30878077216).

It is a 1-persistent number, because it is pandigital, but 2⋅245870886913 = 491741773826 is not.

Almost surely, 2^245870886913 is an apocalyptic number.

It is an amenable number.

245870886913 is a deficient number, since it is larger than the sum of its proper divisors (1153730815).

245870886913 is a wasteful number, since it uses less digits than its factorization.

245870886913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228663.

The product of its (nonzero) digits is 23224320, while the sum is 61.

The spelling of 245870886913 in words is "two hundred forty-five billion, eight hundred seventy million, eight hundred eighty-six thousand, nine hundred thirteen".