445222154102 has 8 divisors (see below), whose sum is σ = 728545343112. Its totient is φ = 202373706400.

The previous prime is 445222154071. The next prime is 445222154147. The reversal of 445222154102 is 201451222544.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10118685299 + ... + 10118685342.

It is an arithmetic number, because the mean of its divisors is an integer number (91068167889).

Almost surely, 2^445222154102 is an apocalyptic number.

445222154102 is a deficient number, since it is larger than the sum of its proper divisors (283323189010).

445222154102 is a wasteful number, since it uses less digits than its factorization.

445222154102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20237370654.

The product of its (nonzero) digits is 25600, while the sum is 32.

Adding to 445222154102 its reverse (201451222544), we get a palindrome (646673376646).

The spelling of 445222154102 in words is "four hundred forty-five billion, two hundred twenty-two million, one hundred fifty-four thousand, one hundred two".