554105221534531 has 4 divisors (see below), whose sum is σ = 573212298139200. Its totient is φ = 534998144929864.

The previous prime is 554105221534507. The next prime is 554105221534537. The reversal of 554105221534531 is 135435122501455.

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

It is a cyclic number.

It is not a de Polignac number, because 554105221534531 - 2⁹ = 554105221534019 is a prime.

It is a super-2 number, since 2×554105221534531² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (554105221534537) 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, 9553538302291 + ... + 9553538302348.

It is an arithmetic number, because the mean of its divisors is an integer number (143303074534800).

Almost surely, 2^{554105221534531} is an apocalyptic number.

554105221534531 is a deficient number, since it is larger than the sum of its proper divisors (19107076604669).

554105221534531 is a wasteful number, since it uses less digits than its factorization.

554105221534531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19107076604668.

The product of its (nonzero) digits is 1800000, while the sum is 46.

The spelling of 554105221534531 in words is "five hundred fifty-four trillion, one hundred five billion, two hundred twenty-one million, five hundred thirty-four thousand, five hundred thirty-one".