499777995 has 16 divisors (see below), whose sum is σ = 841731840. Its totient is φ = 252519264.

The previous prime is 499777979. The next prime is 499778009. The reversal of 499777995 is 599777994.

It is not a de Polignac number, because 499777995 - 2⁴ = 499777979 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 876519 + ... + 877088.

It is an arithmetic number, because the mean of its divisors is an integer number (52608240).

Almost surely, 2^499777995 is an apocalyptic number.

499777995 is a deficient number, since it is larger than the sum of its proper divisors (341953845).

499777995 is a wasteful number, since it uses less digits than its factorization.

499777995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1753634.

The product of its digits is 45008460, while the sum is 66.

The square root of 499777995 is about 22355.7150411254. The cubic root of 499777995 is about 793.5830382703.

Subtracting 499777995 from its reverse (599777994), we obtain a palindrome (99999999).

The spelling of 499777995 in words is "four hundred ninety-nine million, seven hundred seventy-seven thousand, nine hundred ninety-five".