6424640101 has 4 divisors (see below), whose sum is σ = 7008698304. Its totient is φ = 5840581900.

The previous prime is 6424640093. The next prime is 6424640143. The reversal of 6424640101 is 1010464246.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6424640101 - 2³ = 6424640093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6424640101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6424640171) by changing a digit.

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, 292029085 + ... + 292029106.

It is an arithmetic number, because the mean of its divisors is an integer number (1752174576).

Almost surely, 2^6424640101 is an apocalyptic number.

It is an amenable number.

6424640101 is a deficient number, since it is larger than the sum of its proper divisors (584058203).

6424640101 is a wasteful number, since it uses less digits than its factorization.

6424640101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584058202.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 6424640101 is about 80153.8526896867. The cubic root of 6424640101 is about 1859.0151742026.

The spelling of 6424640101 in words is "six billion, four hundred twenty-four million, six hundred forty thousand, one hundred one".