445473907907039 has 8 divisors (see below), whose sum is σ = 488093682346320. Its totient is φ = 403207824542400.

The previous prime is 445473907906957. The next prime is 445473907907051. The reversal of 445473907907039 is 930709709374544.

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

It is a cyclic number.

It is not a de Polignac number, because 445473907907039 - 2¹² = 445473907902943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445473907909039) 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, 88422766022 + ... + 88422771059.

It is an arithmetic number, because the mean of its divisors is an integer number (61011710293290).

Almost surely, 2^{445473907907039} is an apocalyptic number.

445473907907039 is a deficient number, since it is larger than the sum of its proper divisors (42619774439281).

445473907907039 is a wasteful number, since it uses less digits than its factorization.

445473907907039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176845537321.

The product of its (nonzero) digits is 720135360, while the sum is 71.

The spelling of 445473907907039 in words is "four hundred forty-five trillion, four hundred seventy-three billion, nine hundred seven million, nine hundred seven thousand, thirty-nine".