245153424212 has 6 divisors (see below), whose sum is σ = 429018492378. Its totient is φ = 122576712104.

The previous prime is 245153424211. The next prime is 245153424247. The reversal of 245153424212 is 212424351542.

It can be written as a sum of positive squares in only one way, i.e., 226046997136 + 19106427076 = 475444^2 + 138226^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245153424211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30644178023 + ... + 30644178030.

It is an arithmetic number, because the mean of its divisors is an integer number (71503082063).

Almost surely, 2^245153424212 is an apocalyptic number.

It is an amenable number.

245153424212 is a deficient number, since it is larger than the sum of its proper divisors (183865068166).

245153424212 is a wasteful number, since it uses less digits than its factorization.

245153424212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61288356057 (or 61288356055 counting only the distinct ones).

The product of its digits is 76800, while the sum is 35.

Adding to 245153424212 its reverse (212424351542), we get a palindrome (457577775754).

The spelling of 245153424212 in words is "two hundred forty-five billion, one hundred fifty-three million, four hundred twenty-four thousand, two hundred twelve".