245122509996 has 108 divisors (see below), whose sum is σ = 776221354272. Its totient is φ = 64647688896.

The previous prime is 245122509979. The next prime is 245122510001. The reversal of 245122509996 is 699905221542.

245122509996 is a `hidden beast` number, since 2 + 4 + 5 + 122 + 509 + 9 + 9 + 6 = 666.

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 35 ways as a sum of consecutive naturals, for example, 5321620 + ... + 5367483.

Almost surely, 2^245122509996 is an apocalyptic number.

245122509996 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

245122509996 is an abundant number, since it is smaller than the sum of its proper divisors (531098844276).

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

245122509996 is a wasteful number, since it uses less digits than its factorization.

245122509996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10689140 (or 10689128 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 54.

The spelling of 245122509996 in words is "two hundred forty-five billion, one hundred twenty-two million, five hundred nine thousand, nine hundred ninety-six".