4000624064 has 14 divisors (see below), whose sum is σ = 7938738504. Its totient is φ = 2000312000.

The previous prime is 4000624027. The next prime is 4000624087. The reversal of 4000624064 is 4604260004.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 31254812 + ... + 31254939.

Almost surely, 2^4000624064 is an apocalyptic number.

It is an amenable number.

4000624064 is a deficient number, since it is larger than the sum of its proper divisors (3938114440).

4000624064 is an equidigital number, since it uses as much as digits as its factorization.

4000624064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62509763 (or 62509753 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 4000624064 is about 63250.4866700644. The cubic root of 4000624064 is about 1587.4836009962.

Adding to 4000624064 its reverse (4604260004), we get a palindrome (8604884068).

The spelling of 4000624064 in words is "four billion, six hundred twenty-four thousand, sixty-four".