550455454 has 8 divisors (see below), whose sum is σ = 833858568. Its totient is φ = 272502600.

The previous prime is 550455421. The next prime is 550455457. The reversal of 550455454 is 454554055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×550455454² = 606002413676692232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550455457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1362312 + ... + 1362715.

It is an arithmetic number, because the mean of its divisors is an integer number (104232321).

Almost surely, 2^550455454 is an apocalyptic number.

550455454 is a deficient number, since it is larger than the sum of its proper divisors (283403114).

550455454 is a wasteful number, since it uses less digits than its factorization.

550455454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2725130.

The product of its (nonzero) digits is 200000, while the sum is 37.

The square root of 550455454 is about 23461.7871015829. The cubic root of 550455454 is about 819.5473676868.

The spelling of 550455454 in words is "five hundred fifty million, four hundred fifty-five thousand, four hundred fifty-four".