449657055 has 32 divisors (see below), whose sum is σ = 846417600. Its totient is φ = 225709056.

The previous prime is 449657053. The next prime is 449657071. The reversal of 449657055 is 550756944.

It is not a de Polignac number, because 449657055 - 2¹ = 449657053 is a prime.

It is a super-2 number, since 2×449657055² = 404382934222546050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 449657055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449657051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95670 + ... + 100259.

It is an arithmetic number, because the mean of its divisors is an integer number (26450550).

Almost surely, 2^449657055 is an apocalyptic number.

449657055 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

449657055 is a deficient number, since it is larger than the sum of its proper divisors (396760545).

449657055 is a wasteful number, since it uses less digits than its factorization.

449657055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195960 (or 195954 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 45.

The square root of 449657055 is about 21205.1186037711. The cubic root of 449657055 is about 766.1147147809.

The spelling of 449657055 in words is "four hundred forty-nine million, six hundred fifty-seven thousand, fifty-five".