554511115454 has 4 divisors (see below), whose sum is σ = 831766673184. Its totient is φ = 277255557726.

The previous prime is 554511115423. The next prime is 554511115471. The reversal of 554511115454 is 454511115455.

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

It is a super-2 number, since 2×554511115454² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 138627778862 + ... + 138627778865.

It is an arithmetic number, because the mean of its divisors is an integer number (207941668296).

Almost surely, 2^554511115454 is an apocalyptic number.

554511115454 is a deficient number, since it is larger than the sum of its proper divisors (277255557730).

554511115454 is a wasteful number, since it uses less digits than its factorization.

554511115454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277255557729.

The product of its digits is 200000, while the sum is 41.

Subtracting from 554511115454 its reverse (454511115455), we obtain a palindrome (99999999999).

The spelling of 554511115454 in words is "five hundred fifty-four billion, five hundred eleven million, one hundred fifteen thousand, four hundred fifty-four".