499700045 has 18 divisors (see below), whose sum is σ = 650159838. Its totient is φ = 368529408.

The previous prime is 499700039. The next prime is 499700053. The reversal of 499700045 is 540007994.

It can be written as a sum of positive squares in 9 ways, for example, as 337163044 + 162537001 = 18362^2 + 12749^2 .

It is not a de Polignac number, because 499700045 - 2¹² = 499695949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 499699981 and 499700008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 649421 + ... + 650189.

It is an arithmetic number, because the mean of its divisors is an integer number (36119991).

Almost surely, 2^499700045 is an apocalyptic number.

It is an amenable number.

499700045 is a deficient number, since it is larger than the sum of its proper divisors (150459793).

499700045 is an frugal number, since it uses more digits than its factorization.

499700045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1569 (or 787 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 499700045 is about 22353.9715710654. The cubic root of 499700045 is about 793.5417779408.

The spelling of 499700045 in words is "four hundred ninety-nine million, seven hundred thousand, forty-five".