245224224012 has 12 divisors (see below), whose sum is σ = 572189856056. Its totient is φ = 81741408000.

The previous prime is 245224223999. The next prime is 245224224017. The reversal of 245224224012 is 210422422542.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×245224224012² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (245224224017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10217675989 + ... + 10217676012.

Almost surely, 2^245224224012 is an apocalyptic number.

It is an amenable number.

245224224012 is an abundant number, since it is smaller than the sum of its proper divisors (326965632044).

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

245224224012 is a wasteful number, since it uses less digits than its factorization.

245224224012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20435352008 (or 20435352006 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 30.

Adding to 245224224012 its reverse (210422422542), we get a palindrome (455646646554).

The spelling of 245224224012 in words is "two hundred forty-five billion, two hundred twenty-four million, two hundred twenty-four thousand, twelve".