445388216878354 has 8 divisors (see below), whose sum is σ = 672506711578368. Its totient is φ = 221219313018900.

The previous prime is 445388216878309. The next prime is 445388216878361. The reversal of 445388216878354 is 453878612883544.

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

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, 737397709762 + ... + 737397710365.

It is an arithmetic number, because the mean of its divisors is an integer number (84063338947296).

Almost surely, 2^{445388216878354} is an apocalyptic number.

445388216878354 is a deficient number, since it is larger than the sum of its proper divisors (227118494700014).

445388216878354 is a wasteful number, since it uses less digits than its factorization.

445388216878354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474795420280.

The product of its digits is 4954521600, while the sum is 76.

The spelling of 445388216878354 in words is "four hundred forty-five trillion, three hundred eighty-eight billion, two hundred sixteen million, eight hundred seventy-eight thousand, three hundred fifty-four".