449860902555 has 16 divisors (see below), whose sum is σ = 735091858944. Its totient is φ = 234821009760.

The previous prime is 449860902497. The next prime is 449860902559. The reversal of 449860902555 is 555209068944.

It is not a de Polignac number, because 449860902555 - 2¹⁹ = 449860378267 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 449860902495 and 449860902504.

It is not an unprimeable number, because it can be changed into a prime (449860902559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 319049581 + ... + 319050990.

It is an arithmetic number, because the mean of its divisors is an integer number (45943241184).

Almost surely, 2^449860902555 is an apocalyptic number.

449860902555 is a deficient number, since it is larger than the sum of its proper divisors (285230956389).

449860902555 is a wasteful number, since it uses less digits than its factorization.

449860902555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638100626.

The product of its (nonzero) digits is 15552000, while the sum is 57.

The spelling of 449860902555 in words is "four hundred forty-nine billion, eight hundred sixty million, nine hundred two thousand, five hundred fifty-five".