245378921112 has 96 divisors (see below), whose sum is σ = 746805477600. Its totient is φ = 72218539008.

The previous prime is 245378921087. The next prime is 245378921129. The reversal of 245378921112 is 211129873542.

245378921112 is a `hidden beast` number, since 2 + 4 + 537 + 8 + 92 + 11 + 12 = 666.

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 23 ways as a sum of consecutive naturals, for example, 5677537 + ... + 5720592.

It is an arithmetic number, because the mean of its divisors is an integer number (7779223725).

Almost surely, 2^245378921112 is an apocalyptic number.

It is an amenable number.

245378921112 is an abundant number, since it is smaller than the sum of its proper divisors (501426556488).

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

245378921112 is a wasteful number, since it uses less digits than its factorization.

245378921112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11398177 (or 11398170 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The spelling of 245378921112 in words is "two hundred forty-five billion, three hundred seventy-eight million, nine hundred twenty-one thousand, one hundred twelve".