6140850787640 has 128 divisors (see below), whose sum is σ = 14773144176000. Its totient is φ = 2289216749568.

The previous prime is 6140850787633. The next prime is 6140850787667. The reversal of 6140850787640 is 467870580416.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82104581 + ... + 82179339.

It is an arithmetic number, because the mean of its divisors is an integer number (115415188875).

Almost surely, 2^{6140850787640} 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 6140850787640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7386572088000).

6140850787640 is an abundant number, since it is smaller than the sum of its proper divisors (8632293388360).

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

6140850787640 is a wasteful number, since it uses less digits than its factorization.

6140850787640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75969 (or 75965 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 56.

The spelling of 6140850787640 in words is "six trillion, one hundred forty billion, eight hundred fifty million, seven hundred eighty-seven thousand, six hundred forty".