6456250044 has 96 divisors (see below), whose sum is σ = 16898918400. Its totient is φ = 2131557120.

The previous prime is 6456250043. The next prime is 6456250051. The reversal of 6456250044 is 4400526546.

6456250044 is a `hidden beast` number, since 6 + 4 + 562 + 50 + 0 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 6456249990 and 6456250008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6456250043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6514389 + ... + 6515379.

It is an arithmetic number, because the mean of its divisors is an integer number (176030400).

Almost surely, 2^6456250044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6456250044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8449459200).

6456250044 is an abundant number, since it is smaller than the sum of its proper divisors (10442668356).

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

6456250044 is a wasteful number, since it uses less digits than its factorization.

6456250044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1520 (or 1512 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The square root of 6456250044 is about 80350.7936737404. The cubic root of 6456250044 is about 1862.0590413166.

The spelling of 6456250044 in words is "six billion, four hundred fifty-six million, two hundred fifty thousand, forty-four".