764243520632 has 16 divisors (see below), whose sum is σ = 1438244268000. Its totient is φ = 380711715840.

The previous prime is 764243520617. The next prime is 764243520671. The reversal of 764243520632 is 236025342467.

It is a happy number.

It is a congruent number.

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, 176253257 + ... + 176257592.

It is an arithmetic number, because the mean of its divisors is an integer number (89890266750).

Almost surely, 2^764243520632 is an apocalyptic number.

It is an amenable number.

764243520632 is a deficient number, since it is larger than the sum of its proper divisors (674000747368).

764243520632 is a wasteful number, since it uses less digits than its factorization.

764243520632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352511126 (or 352511122 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 44.

The spelling of 764243520632 in words is "seven hundred sixty-four billion, two hundred forty-three million, five hundred twenty thousand, six hundred thirty-two".