554551155456 has 72 divisors (see below), whose sum is σ = 1476082359024. Its totient is φ = 184829399040.

The previous prime is 554551155427. The next prime is 554551155463. The reversal of 554551155456 is 654551155455.

It is a junction number, because it is equal to n+sod(n) for n = 554551155399 and 554551155408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7672446 + ... + 7744386.

Almost surely, 2^554551155456 is an apocalyptic number.

It is an amenable number.

554551155456 is an abundant number, since it is smaller than the sum of its proper divisors (921531203568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

554551155456 is a wasteful number, since it uses less digits than its factorization.

554551155456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81997 (or 81983 counting only the distinct ones).

The product of its digits is 7500000, while the sum is 51.

Subtracting 554551155456 from its reverse (654551155455), we obtain a palindrome (99999999999).

The spelling of 554551155456 in words is "five hundred fifty-four billion, five hundred fifty-one million, one hundred fifty-five thousand, four hundred fifty-six".