10551405214481 has 4 divisors (see below), whose sum is σ = 10552158416100. Its totient is φ = 10550652012864.

The previous prime is 10551405214477. The next prime is 10551405214487. The reversal of 10551405214481 is 18441250415501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6660218947600 + 3891186266881 = 2580740^2 + 1972609^2 .

It is a cyclic number.

It is not a de Polignac number, because 10551405214481 - 2² = 10551405214477 is a prime.

It is a super-2 number, since 2×10551405214481² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10551405214487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376579796 + ... + 376607813.

It is an arithmetic number, because the mean of its divisors is an integer number (2638039604025).

Almost surely, 2^{10551405214481} is an apocalyptic number.

It is an amenable number.

10551405214481 is a deficient number, since it is larger than the sum of its proper divisors (753201619).

10551405214481 is an equidigital number, since it uses as much as digits as its factorization.

10551405214481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753201618.

The product of its (nonzero) digits is 128000, while the sum is 41.

Adding to 10551405214481 its reverse (18441250415501), we get a palindrome (28992655629982).

The spelling of 10551405214481 in words is "ten trillion, five hundred fifty-one billion, four hundred five million, two hundred fourteen thousand, four hundred eighty-one".