130654777444 has 9 divisors (see below), whose sum is σ = 228647125651. Its totient is φ = 65327027260.

The previous prime is 130654777439. The next prime is 130654777481. The reversal of 130654777444 is 444777456031.

The square root of 130654777444 is 361462.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130654777391 and 130654777400.

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, 632559 + ... + 813289.

Almost surely, 2^130654777444 is an apocalyptic number.

130654777444 is the 361462-nd square number.

It is an amenable number.

130654777444 is a deficient number, since it is larger than the sum of its proper divisors (97992348207).

130654777444 is an frugal number, since it uses more digits than its factorization.

130654777444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361466 (or 180733 counting only the distinct ones).

The product of its (nonzero) digits is 7902720, while the sum is 52.

The spelling of 130654777444 in words is "one hundred thirty billion, six hundred fifty-four million, seven hundred seventy-seven thousand, four hundred forty-four".