554876678455 has 32 divisors (see below), whose sum is σ = 769223070720. Its totient is φ = 379754027520.

The previous prime is 554876678431. The next prime is 554876678459.

554876678455 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-554876678455 is a prime.

It is a super-2 number, since 2×554876678455² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554876678459) 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, 7103622 + ... + 7181308.

It is an arithmetic number, because the mean of its divisors is an integer number (24038220960).

Almost surely, 2^554876678455 is an apocalyptic number.

554876678455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

554876678455 is a deficient number, since it is larger than the sum of its proper divisors (214346392265).

554876678455 is a wasteful number, since it uses less digits than its factorization.

554876678455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85359.

The product of its digits is 1128960000, while the sum is 70.

The spelling of 554876678455 in words is "five hundred fifty-four billion, eight hundred seventy-six million, six hundred seventy-eight thousand, four hundred fifty-five".