245718815196 has 48 divisors (see below), whose sum is σ = 581538424320. Its totient is φ = 80741189760.

The previous prime is 245718815189. The next prime is 245718815291. The reversal of 245718815196 is 691518817542.

It is a happy number.

245718815196 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×245718815196² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5965 + ... + 701051.

It is an arithmetic number, because the mean of its divisors is an integer number (12115383840).

Almost surely, 2^245718815196 is an apocalyptic number.

It is an amenable number.

245718815196 is an abundant number, since it is smaller than the sum of its proper divisors (335819609124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245718815196 is a wasteful number, since it uses less digits than its factorization.

245718815196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695514 (or 695512 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 57.

The spelling of 245718815196 in words is "two hundred forty-five billion, seven hundred eighteen million, eight hundred fifteen thousand, one hundred ninety-six".