445738235132457 has 48 divisors (see below), whose sum is σ = 645797509793280. Its totient is φ = 296258856155136.

The previous prime is 445738235132447. The next prime is 445738235132461. The reversal of 445738235132457 is 754231532837544.

445738235132457 is a `hidden beast` number, since 4 + 4 + 5 + 7 + 38 + 2 + 351 + 3 + 245 + 7 = 666.

It is not a de Polignac number, because 445738235132457 - 2¹⁴ = 445738235116073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 445738235132394 and 445738235132403.

It is not an unprimeable number, because it can be changed into a prime (445738235132447) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18262708948 + ... + 18262733354.

It is an arithmetic number, because the mean of its divisors is an integer number (13454114787360).

Almost surely, 2^{445738235132457} is an apocalyptic number.

It is an amenable number.

445738235132457 is a deficient number, since it is larger than the sum of its proper divisors (200059274660823).

445738235132457 is a wasteful number, since it uses less digits than its factorization.

445738235132457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29622 (or 29619 counting only the distinct ones).

The product of its digits is 338688000, while the sum is 63.

The spelling of 445738235132457 in words is "four hundred forty-five trillion, seven hundred thirty-eight billion, two hundred thirty-five million, one hundred thirty-two thousand, four hundred fifty-seven".