44474468855 has 4 divisors (see below), whose sum is σ = 53369362632. Its totient is φ = 35579575080.

The previous prime is 44474468789. The next prime is 44474468867. The reversal of 44474468855 is 55886447444.

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

It is a de Polignac number, because none of the positive numbers 2^k-44474468855 is a prime.

It is a super-2 number, since 2×44474468855² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44474468794 and 44474468803.

It is a congruent number.

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, 4447446881 + ... + 4447446890.

It is an arithmetic number, because the mean of its divisors is an integer number (13342340658).

Almost surely, 2^44474468855 is an apocalyptic number.

44474468855 is a deficient number, since it is larger than the sum of its proper divisors (8894893777).

44474468855 is an equidigital number, since it uses as much as digits as its factorization.

44474468855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8894893776.

The product of its digits is 68812800, while the sum is 59.

The spelling of 44474468855 in words is "forty-four billion, four hundred seventy-four million, four hundred sixty-eight thousand, eight hundred fifty-five".