444777040077 has 32 divisors (see below), whose sum is σ = 621035251200. Its totient is φ = 282771851712.

The previous prime is 444777039953. The next prime is 444777040087. The reversal of 444777040077 is 770040777444.

It is not a de Polignac number, because 444777040077 - 2⁸ = 444777039821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444777040087) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55186074 + ... + 55194132.

It is an arithmetic number, because the mean of its divisors is an integer number (19407351600).

Almost surely, 2^444777040077 is an apocalyptic number.

It is an amenable number.

444777040077 is a deficient number, since it is larger than the sum of its proper divisors (176258211123).

444777040077 is a wasteful number, since it uses less digits than its factorization.

444777040077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15817.

The product of its (nonzero) digits is 4302592, while the sum is 51.

The spelling of 444777040077 in words is "four hundred forty-four billion, seven hundred seventy-seven million, forty thousand, seventy-seven".