245520514212 has 48 divisors (see below), whose sum is σ = 592819651200. Its totient is φ = 78993573120.

The previous prime is 245520514189. The next prime is 245520514231. The reversal of 245520514212 is 212415025542.

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, 1030464 + ... + 1246152.

It is an arithmetic number, because the mean of its divisors is an integer number (12350409400).

Almost surely, 2^245520514212 is an apocalyptic number.

It is an amenable number.

245520514212 is an abundant number, since it is smaller than the sum of its proper divisors (347299136988).

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

245520514212 is a wasteful number, since it uses less digits than its factorization.

245520514212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218996 (or 218994 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 33.

Adding to 245520514212 its reverse (212415025542), we get a palindrome (457935539754).

The spelling of 245520514212 in words is "two hundred forty-five billion, five hundred twenty million, five hundred fourteen thousand, two hundred twelve".