554399990 has 16 divisors (see below), whose sum is σ = 1014834960. Its totient is φ = 218001120.

The previous prime is 554399969. The next prime is 554400019. The reversal of 554399990 is 99993455.

554399990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 469241 + ... + 470420.

It is an arithmetic number, because the mean of its divisors is an integer number (63427185).

Almost surely, 2^554399990 is an apocalyptic number.

554399990 is a deficient number, since it is larger than the sum of its proper divisors (460434970).

554399990 is a wasteful number, since it uses less digits than its factorization.

554399990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939727.

The product of its (nonzero) digits is 1968300, while the sum is 53.

The square root of 554399990 is about 23545.7000320653. The cubic root of 554399990 is about 821.5003218557.

The spelling of 554399990 in words is "five hundred fifty-four million, three hundred ninety-nine thousand, nine hundred ninety".