6427172162 has 4 divisors (see below), whose sum is σ = 9640758246. Its totient is φ = 3213586080.

The previous prime is 6427172149. The next prime is 6427172189. The reversal of 6427172162 is 2612717246.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5446292401 + 980879761 = 73799^2 + 31319^2 .

It is a super-3 number, since 3×6427172162³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606793039 + ... + 1606793042.

Almost surely, 2^6427172162 is an apocalyptic number.

6427172162 is a deficient number, since it is larger than the sum of its proper divisors (3213586084).

6427172162 is a wasteful number, since it uses less digits than its factorization.

6427172162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3213586083.

The product of its digits is 56448, while the sum is 38.

The square root of 6427172162 is about 80169.6461386727. The cubic root of 6427172162 is about 1859.2593653944.

The spelling of 6427172162 in words is "six billion, four hundred twenty-seven million, one hundred seventy-two thousand, one hundred sixty-two".