489966690519 has 12 divisors (see below), whose sum is σ = 726857493336. Its totient is φ = 317816231472.

The previous prime is 489966690511. The next prime is 489966690539. The reversal of 489966690519 is 915096669984.

It is not a de Polignac number, because 489966690519 - 2³ = 489966690511 is a prime.

It is a super-2 number, since 2×489966690519² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489966690511) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 735685389 + ... + 735686054.

It is an arithmetic number, because the mean of its divisors is an integer number (60571457778).

Almost surely, 2^489966690519 is an apocalyptic number.

489966690519 is a deficient number, since it is larger than the sum of its proper divisors (236890802817).

489966690519 is a wasteful number, since it uses less digits than its factorization.

489966690519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471371486 (or 1471371483 counting only the distinct ones).

The product of its (nonzero) digits is 226748160, while the sum is 72.

The spelling of 489966690519 in words is "four hundred eighty-nine billion, nine hundred sixty-six million, six hundred ninety thousand, five hundred nineteen".