245158677085 has 16 divisors (see below), whose sum is σ = 341916220800. Its totient is φ = 165259503936.

The previous prime is 245158677079. The next prime is 245158677097. The reversal of 245158677085 is 580776851542.

It is a cyclic number.

It is not a de Polignac number, because 245158677085 - 2²⁵ = 245125122653 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 59358390 + ... + 59362519.

It is an arithmetic number, because the mean of its divisors is an integer number (21369763800).

Almost surely, 2^245158677085 is an apocalyptic number.

It is an amenable number.

245158677085 is a deficient number, since it is larger than the sum of its proper divisors (96757543715).

245158677085 is a wasteful number, since it uses less digits than its factorization.

245158677085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118720980.

The product of its (nonzero) digits is 18816000, while the sum is 58.

The spelling of 245158677085 in words is "two hundred forty-five billion, one hundred fifty-eight million, six hundred seventy-seven thousand, eighty-five".