763568128 has 56 divisors (see below), whose sum is σ = 1546817328. Its totient is φ = 376848384.

The previous prime is 763568119. The next prime is 763568137. The reversal of 763568128 is 821865367.

It is an interprime number because it is at equal distance from previous prime (763568119) and next prime (763568137).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679375 + ... + 680497.

It is an arithmetic number, because the mean of its divisors is an integer number (27621738).

Almost surely, 2^763568128 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 763568128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (773408664).

763568128 is an abundant number, since it is smaller than the sum of its proper divisors (783249200).

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

763568128 is an equidigital number, since it uses as much as digits as its factorization.

763568128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232 (or 1208 counting only the distinct ones).

The product of its digits is 483840, while the sum is 46.

The square root of 763568128 is about 27632.7365275320. The cubic root of 763568128 is about 914.0064575705.

The spelling of 763568128 in words is "seven hundred sixty-three million, five hundred sixty-eight thousand, one hundred twenty-eight".