445256166103 has 8 divisors (see below), whose sum is σ = 519691087872. Its totient is φ = 373527968856.

The previous prime is 445256166101. The next prime is 445256166107. The reversal of 445256166103 is 301661652544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 445256166103 - 2¹ = 445256166101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 445256166103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445256166101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 676680775 + ... + 676681432.

It is an arithmetic number, because the mean of its divisors is an integer number (64961385984).

Almost surely, 2^445256166103 is an apocalyptic number.

445256166103 is a deficient number, since it is larger than the sum of its proper divisors (74434921769).

445256166103 is a wasteful number, since it uses less digits than its factorization.

445256166103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353362261.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 445256166103 in words is "four hundred forty-five billion, two hundred fifty-six million, one hundred sixty-six thousand, one hundred three".