554181980356 has 27 divisors (see below), whose sum is σ = 1002195576207. Its totient is φ = 268130238120.

The previous prime is 554181980327. The next prime is 554181980377. The reversal of 554181980356 is 653089181455.

The square root of 554181980356 is 744434.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 554181980297 and 554181980306.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 46148905 + ... + 46160911.

Almost surely, 2^554181980356 is an apocalyptic number.

554181980356 is the 744434-th square number.

It is an amenable number.

554181980356 is a deficient number, since it is larger than the sum of its proper divisors (448013595851).

554181980356 is an frugal number, since it uses more digits than its factorization.

554181980356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24080 (or 12040 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 55.

The spelling of 554181980356 in words is "five hundred fifty-four billion, one hundred eighty-one million, nine hundred eighty thousand, three hundred fifty-six".