245312521112 has 32 divisors (see below), whose sum is σ = 460856524800. Its totient is φ = 122417568000.

The previous prime is 245312521067. The next prime is 245312521127. The reversal of 245312521112 is 211125213542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29944937 + ... + 29953127.

It is an arithmetic number, because the mean of its divisors is an integer number (14401766400).

Almost surely, 2^245312521112 is an apocalyptic number.

It is an amenable number.

245312521112 is a deficient number, since it is larger than the sum of its proper divisors (215544003688).

245312521112 is a wasteful number, since it uses less digits than its factorization.

245312521112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15027 (or 15023 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

Adding to 245312521112 its reverse (211125213542), we get a palindrome (456437734654).

The spelling of 245312521112 in words is "two hundred forty-five billion, three hundred twelve million, five hundred twenty-one thousand, one hundred twelve".