829421847076 has 27 divisors (see below), whose sum is σ = 1466048778033. Its totient is φ = 410591709840.

The previous prime is 829421847073. The next prime is 829421847127. The reversal of 829421847076 is 670748124928.

The square root of 829421847076 is 910726.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 688856840676 + 140565006400 = 829974^2 + 374920^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 829421847076.

It is not an unprimeable number, because it can be changed into a prime (829421847073) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 187607346 + ... + 187611766.

Almost surely, 2^829421847076 is an apocalyptic number.

829421847076 is the 910726-th square number.

It is an amenable number.

829421847076 is a deficient number, since it is larger than the sum of its proper divisors (636626930957).

829421847076 is an frugal number, since it uses more digits than its factorization.

829421847076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9052 (or 4526 counting only the distinct ones).

The product of its (nonzero) digits is 10838016, while the sum is 58.

The spelling of 829421847076 in words is "eight hundred twenty-nine billion, four hundred twenty-one million, eight hundred forty-seven thousand, seventy-six".