4455742623 has 8 divisors (see below), whose sum is σ = 6132635136. Its totient is φ = 2874672600.

The previous prime is 4455742591. The next prime is 4455742633. The reversal of 4455742623 is 3262475544.

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

It is not a de Polignac number, because 4455742623 - 2⁵ = 4455742591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4455742633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23955513 + ... + 23955698.

It is an arithmetic number, because the mean of its divisors is an integer number (766579392).

Almost surely, 2^4455742623 is an apocalyptic number.

4455742623 is a deficient number, since it is larger than the sum of its proper divisors (1676892513).

4455742623 is a wasteful number, since it uses less digits than its factorization.

4455742623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47911245.

The product of its digits is 806400, while the sum is 42.

The square root of 4455742623 is about 66751.3492223191. The cubic root of 4455742623 is about 1645.5333892358.

The spelling of 4455742623 in words is "four billion, four hundred fifty-five million, seven hundred forty-two thousand, six hundred twenty-three".