29097803600644 has 27 divisors (see below), whose sum is σ = 51298162306293. Its totient is φ = 14441971820448.

The previous prime is 29097803600587. The next prime is 29097803600659. The reversal of 29097803600644 is 44600630879092.

It is a happy number.

The square root of 29097803600644 is 5394238.

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., 17092188432900 + 12005615167744 = 4134270^2 + 3464912^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1478011369 + ... + 1478031055.

Almost surely, 2^{29097803600644} is an apocalyptic number.

29097803600644 is the 5394238-th square number.

It is an amenable number.

29097803600644 is a deficient number, since it is larger than the sum of its proper divisors (22200358705649).

29097803600644 is an frugal number, since it uses more digits than its factorization.

29097803600644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39652 (or 19826 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 58.

The spelling of 29097803600644 in words is "twenty-nine trillion, ninety-seven billion, eight hundred three million, six hundred thousand, six hundred forty-four".