6420102176 has 24 divisors (see below), whose sum is σ = 12649554540. Its totient is φ = 3207516928.

The previous prime is 6420102163. The next prime is 6420102203. The reversal of 6420102176 is 6712010246.

It can be written as a sum of positive squares in 2 ways, for example, as 6166018576 + 254083600 = 78524^2 + 15940^2 .

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, 37691 + ... + 119418.

Almost surely, 2^6420102176 is an apocalyptic number.

It is an amenable number.

6420102176 is a deficient number, since it is larger than the sum of its proper divisors (6229452364).

6420102176 is a wasteful number, since it uses less digits than its factorization.

6420102176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158396 (or 158388 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 6420102176 is about 80125.5400980237. The cubic root of 6420102176 is about 1858.5773775166.

The spelling of 6420102176 in words is "six billion, four hundred twenty million, one hundred two thousand, one hundred seventy-six".