245504221124 has 48 divisors (see below), whose sum is σ = 494294008320. Its totient is φ = 105920110080.

The previous prime is 245504221097. The next prime is 245504221139. The reversal of 245504221124 is 421122405542.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3024767 + ... + 3104870.

It is an arithmetic number, because the mean of its divisors is an integer number (10297791840).

Almost surely, 2^245504221124 is an apocalyptic number.

It is an amenable number.

245504221124 is an abundant number, since it is smaller than the sum of its proper divisors (248789787196).

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

245504221124 is a wasteful number, since it uses less digits than its factorization.

245504221124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6129708 (or 6129706 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 32.

Adding to 245504221124 its reverse (421122405542), we get a palindrome (666626626666).

The spelling of 245504221124 in words is "two hundred forty-five billion, five hundred four million, two hundred twenty-one thousand, one hundred twenty-four".