554394493455 has 16 divisors (see below), whose sum is σ = 967670388864. Its totient is φ = 268797330080.

The previous prime is 554394493397. The next prime is 554394493489.

554394493455 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 554394493455 - 2⁶ = 554394493391 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, 1679983149 + ... + 1679983478.

It is an arithmetic number, because the mean of its divisors is an integer number (60479399304).

Almost surely, 2^554394493455 is an apocalyptic number.

554394493455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

554394493455 is a deficient number, since it is larger than the sum of its proper divisors (413275895409).

554394493455 is a wasteful number, since it uses less digits than its factorization.

554394493455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3359966646.

The product of its digits is 116640000, while the sum is 60.

The spelling of 554394493455 in words is "five hundred fifty-four billion, three hundred ninety-four million, four hundred ninety-three thousand, four hundred fifty-five".