6420624062 has 8 divisors (see below), whose sum is σ = 9635808600. Its totient is φ = 3208687864.

The previous prime is 6420624047. The next prime is 6420624167. The reversal of 6420624062 is 2604260246.

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, 807137 + ... + 815052.

It is an arithmetic number, because the mean of its divisors is an integer number (1204476075).

Almost surely, 2^6420624062 is an apocalyptic number.

6420624062 is a deficient number, since it is larger than the sum of its proper divisors (3215184538).

6420624062 is a wasteful number, since it uses less digits than its factorization.

6420624062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1624170.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 6420624062 is about 80128.7967087988. The cubic root of 6420624062 is about 1858.6277370076.

The spelling of 6420624062 in words is "six billion, four hundred twenty million, six hundred twenty-four thousand, sixty-two".