444655668521054 has 4 divisors (see below), whose sum is σ = 666983502781584. Its totient is φ = 222327834260526.

The previous prime is 444655668521039. The next prime is 444655668521063. The reversal of 444655668521054 is 450125866556444.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111163917130262 + ... + 111163917130265.

It is an arithmetic number, because the mean of its divisors is an integer number (166745875695396).

Almost surely, 2^{444655668521054} is an apocalyptic number.

444655668521054 is a deficient number, since it is larger than the sum of its proper divisors (222327834260530).

444655668521054 is a wasteful number, since it uses less digits than its factorization.

444655668521054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222327834260529.

The product of its (nonzero) digits is 552960000, while the sum is 65.

The spelling of 444655668521054 in words is "four hundred forty-four trillion, six hundred fifty-five billion, six hundred sixty-eight million, five hundred twenty-one thousand, fifty-four".