6378157746752 has 112 divisors (see below), whose sum is σ = 13853987129664. Its totient is φ = 2889362688000.

The previous prime is 6378157746749. The next prime is 6378157746761. The reversal of 6378157746752 is 2576477518736.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 412524302 + ... + 412539762.

Almost surely, 2^{6378157746752} 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 6378157746752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6926993564832).

6378157746752 is an abundant number, since it is smaller than the sum of its proper divisors (7475829382912).

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

6378157746752 is a wasteful number, since it uses less digits than its factorization.

6378157746752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17428 (or 17418 counting only the distinct ones).

The product of its digits is 414892800, while the sum is 68.

The spelling of 6378157746752 in words is "six trillion, three hundred seventy-eight billion, one hundred fifty-seven million, seven hundred forty-six thousand, seven hundred fifty-two".