554022523221 has 4 divisors (see below), whose sum is σ = 738696697632. Its totient is φ = 369348348812.

The previous prime is 554022523189. The next prime is 554022523273. The reversal of 554022523221 is 122325220455.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 554022523221 - 2⁵ = 554022523189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554022523291) 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, 92337087201 + ... + 92337087206.

It is an arithmetic number, because the mean of its divisors is an integer number (184674174408).

Almost surely, 2^554022523221 is an apocalyptic number.

It is an amenable number.

554022523221 is a deficient number, since it is larger than the sum of its proper divisors (184674174411).

554022523221 is a wasteful number, since it uses less digits than its factorization.

554022523221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184674174410.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 554022523221 its reverse (122325220455), we get a palindrome (676347743676).

The spelling of 554022523221 in words is "five hundred fifty-four billion, twenty-two million, five hundred twenty-three thousand, two hundred twenty-one".