499975554 has 16 divisors (see below), whose sum is σ = 1076870592. Its totient is φ = 153838608.

The previous prime is 499975537. The next prime is 499975579. The reversal of 499975554 is 455579994.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 499975494 and 499975503.

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 7 ways as a sum of consecutive naturals, for example, 3204894 + ... + 3205049.

It is an arithmetic number, because the mean of its divisors is an integer number (67304412).

Almost surely, 2^499975554 is an apocalyptic number.

499975554 is an abundant number, since it is smaller than the sum of its proper divisors (576895038).

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

499975554 is a wasteful number, since it uses less digits than its factorization.

499975554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6409961.

The product of its digits is 10206000, while the sum is 57.

The square root of 499975554 is about 22360.1331391385. The cubic root of 499975554 is about 793.6875905712.

The spelling of 499975554 in words is "four hundred ninety-nine million, nine hundred seventy-five thousand, five hundred fifty-four".