551320450412 has 12 divisors (see below), whose sum is σ = 964972901256. Its totient is φ = 275613907200.

The previous prime is 551320450411. The next prime is 551320450481. The reversal of 551320450412 is 214054023155.

It is not an unprimeable number, because it can be changed into a prime (551320450411) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 11552714 + ... + 11600337.

It is an arithmetic number, because the mean of its divisors is an integer number (80414408438).

Almost surely, 2^551320450412 is an apocalyptic number.

It is an amenable number.

551320450412 is a deficient number, since it is larger than the sum of its proper divisors (413652450844).

551320450412 is a wasteful number, since it uses less digits than its factorization.

551320450412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23159008 (or 23159006 counting only the distinct ones).

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

Adding to 551320450412 its reverse (214054023155), we get a palindrome (765374473567).

The spelling of 551320450412 in words is "five hundred fifty-one billion, three hundred twenty million, four hundred fifty thousand, four hundred twelve".