489377455 has 12 divisors (see below), whose sum is σ = 683131320. Its totient is φ = 335572944.

The previous prime is 489377437. The next prime is 489377477. The reversal of 489377455 is 554773984.

It is not a de Polignac number, because 489377455 - 2⁵ = 489377423 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 998485 + ... + 998974.

It is an arithmetic number, because the mean of its divisors is an integer number (56927610).

Almost surely, 2^489377455 is an apocalyptic number.

489377455 is a deficient number, since it is larger than the sum of its proper divisors (193753865).

489377455 is a wasteful number, since it uses less digits than its factorization.

489377455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1997478 (or 1997471 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 52.

The square root of 489377455 is about 22121.8772937561. The cubic root of 489377455 is about 788.0394986299.

The spelling of 489377455 in words is "four hundred eighty-nine million, three hundred seventy-seven thousand, four hundred fifty-five".