445155152315250 has 64 divisors (see below), whose sum is σ = 1196577049449600. Its totient is φ = 109576652875200.

The previous prime is 445155152315243. The next prime is 445155152315273. The reversal of 445155152315250 is 52513251551544.

It is a self number, because there is not a number n which added to its sum of digits gives 445155152315250.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22828459600 + ... + 22828479099.

It is an arithmetic number, because the mean of its divisors is an integer number (18696516397650).

Almost surely, 2^{445155152315250} is an apocalyptic number.

445155152315250 is an abundant number, since it is smaller than the sum of its proper divisors (751421897134350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

445155152315250 is a wasteful number, since it uses less digits than its factorization.

445155152315250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45656938732 (or 45656938722 counting only the distinct ones).

The product of its (nonzero) digits is 3000000, while the sum is 48.

The spelling of 445155152315250 in words is "four hundred forty-five trillion, one hundred fifty-five billion, one hundred fifty-two million, three hundred fifteen thousand, two hundred fifty".