445102646745 has 32 divisors (see below), whose sum is σ = 739198946304. Its totient is φ = 228461126400.

The previous prime is 445102646743. The next prime is 445102646777. The reversal of 445102646745 is 547646201544.

It is not a de Polignac number, because 445102646745 - 2¹ = 445102646743 is a prime.

It is a super-2 number, since 2×445102646745² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 445102646694 and 445102646703.

It is not an unprimeable number, because it can be changed into a prime (445102646743) 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, 2560062 + ... + 2728391.

It is an arithmetic number, because the mean of its divisors is an integer number (23099967072).

Almost surely, 2^445102646745 is an apocalyptic number.

It is an amenable number.

445102646745 is a deficient number, since it is larger than the sum of its proper divisors (294096299559).

445102646745 is a wasteful number, since it uses less digits than its factorization.

445102646745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5288673.

The product of its (nonzero) digits is 3225600, while the sum is 48.

The spelling of 445102646745 in words is "four hundred forty-five billion, one hundred two million, six hundred forty-six thousand, seven hundred forty-five".