551284482155 has 32 divisors (see below), whose sum is σ = 759993719040. Its totient is φ = 379667882880.

The previous prime is 551284482127. The next prime is 551284482157.

551284482155 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-551284482155 is a prime.

It is not an unprimeable number, because it can be changed into a prime (551284482157) 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 31 ways as a sum of consecutive naturals, for example, 2324924 + ... + 2551046.

It is an arithmetic number, because the mean of its divisors is an integer number (23749803720).

Almost surely, 2^551284482155 is an apocalyptic number.

551284482155 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

551284482155 is a deficient number, since it is larger than the sum of its proper divisors (208709236885).

551284482155 is a wasteful number, since it uses less digits than its factorization.

551284482155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228491.

The product of its digits is 2560000, while the sum is 50.

The spelling of 551284482155 in words is "five hundred fifty-one billion, two hundred eighty-four million, four hundred eighty-two thousand, one hundred fifty-five".