551312344012 has 6 divisors (see below), whose sum is σ = 964796602028. Its totient is φ = 275656172004.

The previous prime is 551312343979. The next prime is 551312344073. The reversal of 551312344012 is 210443213155.

It is a super-2 number, since 2×551312344012² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68914042998 + ... + 68914043005.

Almost surely, 2^551312344012 is an apocalyptic number.

It is an amenable number.

551312344012 is a deficient number, since it is larger than the sum of its proper divisors (413484258016).

551312344012 is a wasteful number, since it uses less digits than its factorization.

551312344012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137828086007 (or 137828086005 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 551312344012 its reverse (210443213155), we get a palindrome (761755557167).

The spelling of 551312344012 in words is "five hundred fifty-one billion, three hundred twelve million, three hundred forty-four thousand, twelve".