4723644454 has 16 divisors (see below), whose sum is σ = 7459804080. Its totient is φ = 2237090400.

The previous prime is 4723644449. The next prime is 4723644461. The reversal of 4723644454 is 4544463274.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4723644454.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292372 + ... + 308104.

It is an arithmetic number, because the mean of its divisors is an integer number (466237755).

Almost surely, 2^4723644454 is an apocalyptic number.

4723644454 is a deficient number, since it is larger than the sum of its proper divisors (2736159626).

4723644454 is a wasteful number, since it uses less digits than its factorization.

4723644454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23655.

The product of its digits is 1290240, while the sum is 43.

The square root of 4723644454 is about 68728.7745707720. The cubic root of 4723644454 is about 1677.8729285338.

The spelling of 4723644454 in words is "four billion, seven hundred twenty-three million, six hundred forty-four thousand, four hundred fifty-four".