445677070356686 has 16 divisors (see below), whose sum is σ = 764018787164640. Its totient is φ = 191004220657440.

The previous prime is 445677070356563. The next prime is 445677070356731. The reversal of 445677070356686 is 686653070776544.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7960085 + ... + 30898496.

It is an arithmetic number, because the mean of its divisors is an integer number (47751174197790).

Almost surely, 2^{445677070356686} is an apocalyptic number.

445677070356686 is a deficient number, since it is larger than the sum of its proper divisors (318341716807954).

445677070356686 is a wasteful number, since it uses less digits than its factorization.

445677070356686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39677819.

The product of its (nonzero) digits is 4267468800, while the sum is 74.

The spelling of 445677070356686 in words is "four hundred forty-five trillion, six hundred seventy-seven billion, seventy million, three hundred fifty-six thousand, six hundred eighty-six".