6450862172 has 6 divisors (see below), whose sum is σ = 11289008808. Its totient is φ = 3225431084.

The previous prime is 6450862129. The next prime is 6450862219. The reversal of 6450862172 is 2712680546.

It is a super-2 number, since 2×6450862172² = 83227245524281115168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806357768 + ... + 806357775.

It is an arithmetic number, because the mean of its divisors is an integer number (1881501468).

Almost surely, 2^6450862172 is an apocalyptic number.

It is an amenable number.

6450862172 is a deficient number, since it is larger than the sum of its proper divisors (4838146636).

6450862172 is a wasteful number, since it uses less digits than its factorization.

6450862172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1612715547 (or 1612715545 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 6450862172 is about 80317.2594900996. The cubic root of 6450862172 is about 1861.5409217796.

The spelling of 6450862172 in words is "six billion, four hundred fifty million, eight hundred sixty-two thousand, one hundred seventy-two".