2455444946 has 8 divisors (see below), whose sum is σ = 3899824380. Its totient is φ = 1155503488.

The previous prime is 2455444933. The next prime is 2455444951. The reversal of 2455444946 is 6494445542.

2455444946 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2281495225 + 173949721 = 47765^2 + 13189^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2455444946.

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, 36109451 + ... + 36109518.

Almost surely, 2^2455444946 is an apocalyptic number.

2455444946 is a deficient number, since it is larger than the sum of its proper divisors (1444379434).

2455444946 is a wasteful number, since it uses less digits than its factorization.

2455444946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72218988.

The product of its digits is 2764800, while the sum is 47.

The square root of 2455444946 is about 49552.4464179116. The cubic root of 2455444946 is about 1349.0976953658.

The spelling of 2455444946 in words is "two billion, four hundred fifty-five million, four hundred forty-four thousand, nine hundred forty-six".