554894498455 has 16 divisors (see below), whose sum is σ = 735159245184. Its totient is φ = 398697467680.

The previous prime is 554894498393. The next prime is 554894498471.

554894498455 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 554894498455 - 2¹³ = 554894490263 is a prime.

It is a Duffinian number.

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, 60772489 + ... + 60781618.

It is an arithmetic number, because the mean of its divisors is an integer number (45947452824).

Almost surely, 2^554894498455 is an apocalyptic number.

554894498455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

554894498455 is a deficient number, since it is larger than the sum of its proper divisors (180264746729).

554894498455 is a wasteful number, since it uses less digits than its factorization.

554894498455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121554206.

The product of its digits is 829440000, while the sum is 70.

The spelling of 554894498455 in words is "five hundred fifty-four billion, eight hundred ninety-four million, four hundred ninety-eight thousand, four hundred fifty-five".