554405040 has 320 divisors, whose sum is σ = 2243665920. Its totient is φ = 123171840.

The previous prime is 554405039. The next prime is 554405099. The reversal of 554405040 is 40504455.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 554404995 and 554405013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 558945 + ... + 559935.

It is an arithmetic number, because the mean of its divisors is an integer number (7011456).

Almost surely, 2^554405040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 554405040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1121832960).

554405040 is an abundant number, since it is smaller than the sum of its proper divisors (1689260880).

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

554405040 is a wasteful number, since it uses less digits than its factorization.

554405040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057 (or 1045 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 554405040 is about 23545.8072700853. The cubic root of 554405040 is about 821.5028161823.

Adding to 554405040 its reverse (40504455), we get a palindrome (594909495).

The spelling of 554405040 in words is "five hundred fifty-four million, four hundred five thousand, forty".