4024643456 has 16 divisors (see below), whose sum is σ = 8017844640. Its totient is φ = 2012321664.

The previous prime is 4024643453. The next prime is 4024643473. The reversal of 4024643456 is 6543464204.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4024643453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15721136 + ... + 15721391.

It is an arithmetic number, because the mean of its divisors is an integer number (501115290).

Almost surely, 2^4024643456 is an apocalyptic number.

It is an amenable number.

4024643456 is a deficient number, since it is larger than the sum of its proper divisors (3993201184).

4024643456 is an equidigital number, since it uses as much as digits as its factorization.

4024643456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31442541 (or 31442529 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 38.

The square root of 4024643456 is about 63440.0776796498. The cubic root of 4024643456 is about 1590.6543008105.

The spelling of 4024643456 in words is "four billion, twenty-four million, six hundred forty-three thousand, four hundred fifty-six".