445765317027253 has 4 divisors (see below), whose sum is σ = 445889728227328. Its totient is φ = 445640905827180.

The previous prime is 445765317027241. The next prime is 445765317027257. The reversal of 445765317027253 is 352720713567544.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 445765317027253 - 2⁴¹ = 443566293771701 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 445765317027191 and 445765317027200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445765317027257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62205594663 + ... + 62205601828.

It is an arithmetic number, because the mean of its divisors is an integer number (111472432056832).

Almost surely, 2^{445765317027253} is an apocalyptic number.

It is an amenable number.

445765317027253 is a deficient number, since it is larger than the sum of its proper divisors (124411200075).

445765317027253 is a wasteful number, since it uses less digits than its factorization.

445765317027253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124411200074.

The product of its (nonzero) digits is 148176000, while the sum is 61.

The spelling of 445765317027253 in words is "four hundred forty-five trillion, seven hundred sixty-five billion, three hundred seventeen million, twenty-seven thousand, two hundred fifty-three".