445072346470 has 32 divisors (see below), whose sum is σ = 807124447008. Its totient is φ = 176699397888.

The previous prime is 445072346443. The next prime is 445072346473. The reversal of 445072346470 is 74643270544.

It is a happy number.

It is a super-3 number, since 3×445072346470³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 445072346470.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445072346473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1267714 + ... + 1580266.

It is an arithmetic number, because the mean of its divisors is an integer number (25222638969).

Almost surely, 2^445072346470 is an apocalyptic number.

445072346470 is a deficient number, since it is larger than the sum of its proper divisors (362052100538).

445072346470 is a wasteful number, since it uses less digits than its factorization.

445072346470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313624.

The product of its (nonzero) digits is 2257920, while the sum is 46.

The spelling of 445072346470 in words is "four hundred forty-five billion, seventy-two million, three hundred forty-six thousand, four hundred seventy".