551320355141 has 16 divisors (see below), whose sum is σ = 580286160000. Its totient is φ = 523027167936.

The previous prime is 551320355137. The next prime is 551320355161. The reversal of 551320355141 is 141553023155.

It is not a de Polignac number, because 551320355141 - 2² = 551320355137 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551320355161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3409715 + ... + 3567743.

It is an arithmetic number, because the mean of its divisors is an integer number (36267885000).

Almost surely, 2^551320355141 is an apocalyptic number.

It is an amenable number.

551320355141 is a deficient number, since it is larger than the sum of its proper divisors (28965804859).

551320355141 is a wasteful number, since it uses less digits than its factorization.

551320355141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160156.

The product of its (nonzero) digits is 45000, while the sum is 35.

Adding to 551320355141 its reverse (141553023155), we get a palindrome (692873378296).

The spelling of 551320355141 in words is "five hundred fifty-one billion, three hundred twenty million, three hundred fifty-five thousand, one hundred forty-one".