449768547765 has 12 divisors (see below), whose sum is σ = 779598816204. Its totient is φ = 239876558784.

The previous prime is 449768547737. The next prime is 449768547799. The reversal of 449768547765 is 567745867944.

449768547765 is a `hidden beast` number, since 4 + 4 + 9 + 7 + 6 + 8 + 547 + 76 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 283201715889 + 166566831876 = 532167^2 + 408126^2 .

It is not a de Polignac number, because 449768547765 - 2²¹ = 449766450613 is a prime.

It is a hoax number, since the sum of its digits (72) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 449768547693 and 449768547702.

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, 4997428264 + ... + 4997428353.

It is an arithmetic number, because the mean of its divisors is an integer number (64966568017).

Almost surely, 2^449768547765 is an apocalyptic number.

449768547765 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

449768547765 is a deficient number, since it is larger than the sum of its proper divisors (329830268439).

449768547765 is a wasteful number, since it uses less digits than its factorization.

449768547765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9994856628 (or 9994856625 counting only the distinct ones).

The product of its digits is 1422489600, while the sum is 72.

The spelling of 449768547765 in words is "four hundred forty-nine billion, seven hundred sixty-eight million, five hundred forty-seven thousand, seven hundred sixty-five".