6564120462 has 12 divisors (see below), whose sum is σ = 14222261040. Its totient is φ = 2188040148.

The previous prime is 6564120403. The next prime is 6564120463. The reversal of 6564120462 is 2640214656.

6564120462 is a `hidden beast` number, since 6 + 5 + 641 + 2 + 0 + 4 + 6 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6564120463) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 182336662 + ... + 182336697.

It is an arithmetic number, because the mean of its divisors is an integer number (1185188420).

Almost surely, 2^6564120462 is an apocalyptic number.

6564120462 is an abundant number, since it is smaller than the sum of its proper divisors (7658140578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6564120462 is a wasteful number, since it uses less digits than its factorization.

6564120462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364673367 (or 364673364 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 6564120462 is about 81019.2598213536. The cubic root of 6564120462 is about 1872.3721848606.

The spelling of 6564120462 in words is "six billion, five hundred sixty-four million, one hundred twenty thousand, four hundred sixty-two".