554551155455 has 16 divisors (see below), whose sum is σ = 725982566400. Its totient is φ = 403296214560.

The previous prime is 554551155427. The next prime is 554551155463.

554551155455 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 554551155455 - 2¹⁴ = 554551139071 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1631126 + ... + 1941564.

It is an arithmetic number, because the mean of its divisors is an integer number (45373910400).

Almost surely, 2^554551155455 is an apocalyptic number.

554551155455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

554551155455 is a deficient number, since it is larger than the sum of its proper divisors (171431410945).

554551155455 is a wasteful number, since it uses less digits than its factorization.

554551155455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342934.

The product of its digits is 6250000, while the sum is 50.

The spelling of 554551155455 in words is "five hundred fifty-four billion, five hundred fifty-one million, one hundred fifty-five thousand, four hundred fifty-five".