6416228925 has 72 divisors (see below), whose sum is σ = 12018427200. Its totient is φ = 3265954560.

The previous prime is 6416228909. The next prime is 6416228939. The reversal of 6416228925 is 5298226146.

6416228925 is a `hidden beast` number, since 6 + 416 + 228 + 9 + 2 + 5 = 666.

It is not a de Polignac number, because 6416228925 - 2⁴ = 6416228909 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2943486 + ... + 2945664.

It is an arithmetic number, because the mean of its divisors is an integer number (166922600).

Almost surely, 2^6416228925 is an apocalyptic number.

It is an amenable number.

6416228925 is a deficient number, since it is larger than the sum of its proper divisors (5602198275).

6416228925 is a wasteful number, since it uses less digits than its factorization.

6416228925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2787 (or 2779 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 6416228925 is about 80101.3665613765. The cubic root of 6416228925 is about 1858.2035420936.

It can be divided in two parts, 6416228 and 925, that added together give a triangular number (6417153 = T₃₅₈₂).

The spelling of 6416228925 in words is "six billion, four hundred sixteen million, two hundred twenty-eight thousand, nine hundred twenty-five".