445297714749 has 12 divisors (see below), whose sum is σ = 643214609856. Its totient is φ = 296862004872.

The previous prime is 445297714747. The next prime is 445297714753. The reversal of 445297714749 is 947417792544.

445297714749 is a `hidden beast` number, since 4 + 4 + 5 + 2 + 97 + 71 + 474 + 9 = 666.

It is not a de Polignac number, because 445297714749 - 2¹ = 445297714747 is a prime.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445297714747) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 916314 + ... + 1315380.

It is an arithmetic number, because the mean of its divisors is an integer number (53601217488).

Almost surely, 2^445297714749 is an apocalyptic number.

It is an amenable number.

445297714749 is a deficient number, since it is larger than the sum of its proper divisors (197916895107).

445297714749 is a wasteful number, since it uses less digits than its factorization.

445297714749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523056 (or 523053 counting only the distinct ones).

The product of its digits is 71124480, while the sum is 63.

The spelling of 445297714749 in words is "four hundred forty-five billion, two hundred ninety-seven million, seven hundred fourteen thousand, seven hundred forty-nine".