4000648124 has 12 divisors (see below), whose sum is σ = 7637601048. Its totient is φ = 1818476400.

The previous prime is 4000648111. The next prime is 4000648133. The reversal of 4000648124 is 4218460004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45461867 + ... + 45461954.

It is an arithmetic number, because the mean of its divisors is an integer number (636466754).

Almost surely, 2^4000648124 is an apocalyptic number.

4000648124 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4000648124 is a deficient number, since it is larger than the sum of its proper divisors (3636952924).

4000648124 is a wasteful number, since it uses less digits than its factorization.

4000648124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90923836 (or 90923834 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 4000648124 is about 63250.6768659435. The cubic root of 4000648124 is about 1587.4867833979.

The spelling of 4000648124 in words is "four billion, six hundred forty-eight thousand, one hundred twenty-four".