551245202312 has 48 divisors (see below), whose sum is σ = 1202917858560. Its totient is φ = 236133080736.

The previous prime is 551245202257. The next prime is 551245202323. The reversal of 551245202312 is 213202542155.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 467873 + ... + 1149519.

It is an arithmetic number, because the mean of its divisors is an integer number (25060788720).

Almost surely, 2^551245202312 is an apocalyptic number.

It is an amenable number.

551245202312 is an abundant number, since it is smaller than the sum of its proper divisors (651672656248).

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

551245202312 is a wasteful number, since it uses less digits than its factorization.

551245202312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683730 (or 683719 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 551245202312 its reverse (213202542155), we get a palindrome (764447744467).

The spelling of 551245202312 in words is "five hundred fifty-one billion, two hundred forty-five million, two hundred two thousand, three hundred twelve".