554628181000 has 64 divisors (see below), whose sum is σ = 1298036638080. Its totient is φ = 221815940800.

The previous prime is 554628180949. The next prime is 554628181069. The reversal of 554628181000 is 181826455.

It is a happy number.

It is a super-2 number, since 2×554628181000² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6762237 + ... + 6843763.

It is an arithmetic number, because the mean of its divisors is an integer number (20281822470).

Almost surely, 2^554628181000 is an apocalyptic number.

554628181000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

554628181000 is an abundant number, since it is smaller than the sum of its proper divisors (743408457080).

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

554628181000 is a wasteful number, since it uses less digits than its factorization.

554628181000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88351 (or 88337 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 40.

The spelling of 554628181000 in words is "five hundred fifty-four billion, six hundred twenty-eight million, one hundred eighty-one thousand".