449888877 has 8 divisors (see below), whose sum is σ = 666502080. Its totient is φ = 299925900.

The previous prime is 449888869. The next prime is 449888891. The reversal of 449888877 is 778888944.

It is not a de Polignac number, because 449888877 - 2³ = 449888869 is a prime.

It is a super-2 number, since 2×449888877² = 404800003296642258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449888807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8331249 + ... + 8331302.

It is an arithmetic number, because the mean of its divisors is an integer number (83312760).

Almost surely, 2^449888877 is an apocalyptic number.

It is an amenable number.

449888877 is a deficient number, since it is larger than the sum of its proper divisors (216613203).

449888877 is a wasteful number, since it uses less digits than its factorization.

449888877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16662560 (or 16662554 counting only the distinct ones).

The product of its digits is 28901376, while the sum is 63.

The square root of 449888877 is about 21210.5840796523. The cubic root of 449888877 is about 766.2463497170.

The spelling of 449888877 in words is "four hundred forty-nine million, eight hundred eighty-eight thousand, eight hundred seventy-seven".