1601900298244 has 27 divisors (see below), whose sum is σ = 2870230297557. Its totient is φ = 782270243664.

The previous prime is 1601900298227. The next prime is 1601900298263. The reversal of 1601900298244 is 4428920091061.

The square root of 1601900298244 is 1265662.

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., 444795624900 + 1157104673344 = 666930^2 + 1075688^2 .

It is a super-2 number, since 2×1601900298244² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1601900298194 and 1601900298203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 108839574 + ... + 108854290.

Almost surely, 2^{1601900298244} is an apocalyptic number.

1601900298244 is the 1265662-nd square number.

It is an amenable number.

1601900298244 is a deficient number, since it is larger than the sum of its proper divisors (1268329999313).

1601900298244 is an frugal number, since it uses more digits than its factorization.

1601900298244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29524 (or 14762 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 46.

The spelling of 1601900298244 in words is "one trillion, six hundred one billion, nine hundred million, two hundred ninety-eight thousand, two hundred forty-four".