764188120434 has 16 divisors (see below), whose sum is σ = 1535229948672. Its totient is φ = 253587088848.

The previous prime is 764188120361. The next prime is 764188120439. The reversal of 764188120434 is 434021881467.

It is not an unprimeable number, because it can be changed into a prime (764188120439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285569709 + ... + 285572384.

It is an arithmetic number, because the mean of its divisors is an integer number (95951871792).

Almost surely, 2^764188120434 is an apocalyptic number.

764188120434 is an abundant number, since it is smaller than the sum of its proper divisors (771041828238).

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

764188120434 is a wasteful number, since it uses less digits than its factorization.

764188120434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571142321.

The product of its (nonzero) digits is 1032192, while the sum is 48.

The spelling of 764188120434 in words is "seven hundred sixty-four billion, one hundred eighty-eight million, one hundred twenty thousand, four hundred thirty-four".