499551055 has 8 divisors (see below), whose sum is σ = 600973632. Its totient is φ = 398632608.

The previous prime is 499551047. The next prime is 499551061. The reversal of 499551055 is 550155994.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 499551055 - 2³ = 499551047 is a prime.

It is a super-2 number, since 2×499551055² = 499102513103226050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123847 + ... + 127816.

It is an arithmetic number, because the mean of its divisors is an integer number (75121704).

Almost surely, 2^499551055 is an apocalyptic number.

499551055 is a deficient number, since it is larger than the sum of its proper divisors (101422577).

499551055 is a wasteful number, since it uses less digits than its factorization.

499551055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252065.

The product of its (nonzero) digits is 202500, while the sum is 43.

The square root of 499551055 is about 22350.6388051885. The cubic root of 499551055 is about 793.4629029284.

The spelling of 499551055 in words is "four hundred ninety-nine million, five hundred fifty-one thousand, fifty-five".