440556223632055 has 32 divisors (see below), whose sum is σ = 599419230474240. Its totient is φ = 309075540618240.

The previous prime is 440556223632047. The next prime is 440556223632061. The reversal of 440556223632055 is 550236322655044.

It is not a de Polignac number, because 440556223632055 - 2³ = 440556223632047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 440556223631993 and 440556223632011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3251989722 + ... + 3252125191.

It is an arithmetic number, because the mean of its divisors is an integer number (18731850952320).

Almost surely, 2^{440556223632055} is an apocalyptic number.

440556223632055 is a deficient number, since it is larger than the sum of its proper divisors (158863006842185).

440556223632055 is a wasteful number, since it uses less digits than its factorization.

440556223632055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6504114991.

The product of its (nonzero) digits is 25920000, while the sum is 52.

The spelling of 440556223632055 in words is "four hundred forty trillion, five hundred fifty-six billion, two hundred twenty-three million, six hundred thirty-two thousand, fifty-five".