6562420416 has 70 divisors (see below), whose sum is σ = 19453085300. Its totient is φ = 2187471744.

The previous prime is 6562420379. The next prime is 6562420451. The reversal of 6562420416 is 6140242656.

6562420416 is a `hidden beast` number, since 6 + 5 + 624 + 20 + 4 + 1 + 6 = 666.

It is a super-2 number, since 2×6562420416² = 86130723432667226112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 627766 + ... + 638133.

Almost surely, 2^6562420416 is an apocalyptic number.

It is an amenable number.

6562420416 is an abundant number, since it is smaller than the sum of its proper divisors (12890664884).

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

6562420416 is a wasteful number, since it uses less digits than its factorization.

6562420416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265923 (or 1265904 counting only the distinct ones).

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

The square root of 6562420416 is about 81008.7675254969. The cubic root of 6562420416 is about 1872.2105285909.

The spelling of 6562420416 in words is "six billion, five hundred sixty-two million, four hundred twenty thousand, four hundred sixteen".