3031909772644 has 27 divisors (see below), whose sum is σ = 5546707369273. Its totient is φ = 1450005497072.

The previous prime is 3031909772609. The next prime is 3031909772657. The reversal of 3031909772644 is 4462779091303.

The square root of 3031909772644 is 1741238.

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., 12961822500 + 3018947950144 = 113850^2 + 1737512^2 .

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, 80078022 + ... + 80115874.

Almost surely, 2^{3031909772644} is an apocalyptic number.

3031909772644 is the 1741238-th square number.

It is an amenable number.

3031909772644 is a deficient number, since it is larger than the sum of its proper divisors (2514797596629).

3031909772644 is an frugal number, since it uses more digits than its factorization.

3031909772644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75756 (or 37878 counting only the distinct ones).

The product of its (nonzero) digits is 6858432, while the sum is 55.

The spelling of 3031909772644 in words is "three trillion, thirty-one billion, nine hundred nine million, seven hundred seventy-two thousand, six hundred forty-four".