551400452222 has 16 divisors (see below), whose sum is σ = 853799528832. Its totient is φ = 266800988160.

The previous prime is 551400452219. The next prime is 551400452231. The reversal of 551400452222 is 222254004155.

It is a super-2 number, since 2×551400452222² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5281358 + ... + 5384750.

It is an arithmetic number, because the mean of its divisors is an integer number (53362470552).

Almost surely, 2^551400452222 is an apocalyptic number.

551400452222 is a deficient number, since it is larger than the sum of its proper divisors (302399076610).

551400452222 is a wasteful number, since it uses less digits than its factorization.

551400452222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189443.

The product of its (nonzero) digits is 32000, while the sum is 32.

Adding to 551400452222 its reverse (222254004155), we get a palindrome (773654456377).

The spelling of 551400452222 in words is "five hundred fifty-one billion, four hundred million, four hundred fifty-two thousand, two hundred twenty-two".