6494937750 has 384 divisors, whose sum is σ = 21319459200. Its totient is φ = 1458777600.

The previous prime is 6494937733. The next prime is 6494937767. The reversal of 6494937750 is 577394946.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6494937733) and next prime (6494937767).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 24144616 + ... + 24144884.

It is an arithmetic number, because the mean of its divisors is an integer number (55519425).

Almost surely, 2^6494937750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6494937750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10659729600).

6494937750 is an abundant number, since it is smaller than the sum of its proper divisors (14824521450).

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

6494937750 is a wasteful number, since it uses less digits than its factorization.

6494937750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 54.

The square root of 6494937750 is about 80591.1766262288. The cubic root of 6494937750 is about 1865.7709678473.

The spelling of 6494937750 in words is "six billion, four hundred ninety-four million, nine hundred thirty-seven thousand, seven hundred fifty".