6245104644 has 96 divisors (see below), whose sum is σ = 17202326400. Its totient is φ = 1955560320.

The previous prime is 6245104637. The next prime is 6245104651. The reversal of 6245104644 is 4464015426.

6245104644 is a `hidden beast` number, since 6 + 2 + 4 + 5 + 1 + 0 + 4 + 644 = 666.

It is an interprime number because it is at equal distance from previous prime (6245104637) and next prime (6245104651).

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 = 6245104599 and 6245104608.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88939 + ... + 142829.

It is an arithmetic number, because the mean of its divisors is an integer number (179190900).

Almost surely, 2^6245104644 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 6245104644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8601163200).

6245104644 is an abundant number, since it is smaller than the sum of its proper divisors (10957221756).

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

6245104644 is a wasteful number, since it uses less digits than its factorization.

6245104644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53970 (or 53962 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The square root of 6245104644 is about 79025.9744894044. The cubic root of 6245104644 is about 1841.5346998178.

It can be divided in two parts, 6245 and 104644, that added together give a square (110889 = 333²).

The spelling of 6245104644 in words is "six billion, two hundred forty-five million, one hundred four thousand, six hundred forty-four".