6564120422 has 8 divisors (see below), whose sum is σ = 9873608400. Its totient is φ = 3272917624.

The previous prime is 6564120403. The next prime is 6564120463. The reversal of 6564120422 is 2240214656.

6564120422 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4570397 + ... + 4571832.

It is an arithmetic number, because the mean of its divisors is an integer number (1234201050).

Almost surely, 2^6564120422 is an apocalyptic number.

6564120422 is a deficient number, since it is larger than the sum of its proper divisors (3309487978).

6564120422 is a wasteful number, since it uses less digits than its factorization.

6564120422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9142590.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 6564120422 is about 81019.2595744987. The cubic root of 6564120422 is about 1872.3721810573.

The spelling of 6564120422 in words is "six billion, five hundred sixty-four million, one hundred twenty thousand, four hundred twenty-two".