551453354155 has 32 divisors (see below), whose sum is σ = 766999445760. Its totient is φ = 376397723520.

The previous prime is 551453354141. The next prime is 551453354173.

551453354155 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 551453354155 - 2²¹ = 551451257003 is a prime.

It is an unprimeable number.

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, 2354104 + ... + 2577733.

It is an arithmetic number, because the mean of its divisors is an integer number (23968732680).

Almost surely, 2^551453354155 is an apocalyptic number.

551453354155 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

551453354155 is a deficient number, since it is larger than the sum of its proper divisors (215546091605).

551453354155 is a wasteful number, since it uses less digits than its factorization.

551453354155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4931979.

The product of its digits is 2250000, while the sum is 46.

The spelling of 551453354155 in words is "five hundred fifty-one billion, four hundred fifty-three million, three hundred fifty-four thousand, one hundred fifty-five".