6419162172 has 12 divisors (see below), whose sum is σ = 14978045096. Its totient is φ = 2139720720.

The previous prime is 6419162147. The next prime is 6419162177. The reversal of 6419162172 is 2712619146.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 6419162172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6419162177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267465079 + ... + 267465102.

Almost surely, 2^6419162172 is an apocalyptic number.

It is an amenable number.

6419162172 is an abundant number, since it is smaller than the sum of its proper divisors (8558882924).

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

6419162172 is a wasteful number, since it uses less digits than its factorization.

6419162172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534930188 (or 534930186 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The square root of 6419162172 is about 80119.6740632412. The cubic root of 6419162172 is about 1858.4866647629.

The spelling of 6419162172 in words is "six billion, four hundred nineteen million, one hundred sixty-two thousand, one hundred seventy-two".