551325240122 has 16 divisors (see below), whose sum is σ = 864791733312. Its totient is φ = 263112659040.

The previous prime is 551325240083. The next prime is 551325240131. The reversal of 551325240122 is 221042523155.

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, 12810779 + ... + 12853742.

It is an arithmetic number, because the mean of its divisors is an integer number (54049483332).

Almost surely, 2^551325240122 is an apocalyptic number.

551325240122 is a deficient number, since it is larger than the sum of its proper divisors (313466493190).

551325240122 is a wasteful number, since it uses less digits than its factorization.

551325240122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25665013.

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

Adding to 551325240122 its reverse (221042523155), we get a palindrome (772367763277).

The spelling of 551325240122 in words is "five hundred fifty-one billion, three hundred twenty-five million, two hundred forty thousand, one hundred twenty-two".