97906829564944 has 15 divisors (see below), whose sum is σ = 189694558966717. Its totient is φ = 48953394992896.

The previous prime is 97906829564917. The next prime is 97906829564963. The reversal of 97906829564944 is 44946592860979.

The square root of 97906829564944 is 9894788.

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., 59648745027600 + 38258084537344 = 7723260^2 + 6185312^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 38342304 + ... + 40816000.

Almost surely, 2^{97906829564944} is an apocalyptic number.

97906829564944 is the 9894788-th square number.

It is an amenable number.

97906829564944 is a deficient number, since it is larger than the sum of its proper divisors (91787729401773).

97906829564944 is an frugal number, since it uses more digits than its factorization.

97906829564944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4947402 (or 2473699 counting only the distinct ones).

The product of its (nonzero) digits is 8465264640, while the sum is 82.

The spelling of 97906829564944 in words is "ninety-seven trillion, nine hundred six billion, eight hundred twenty-nine million, five hundred sixty-four thousand, nine hundred forty-four".