305780244676 has 9 divisors (see below), whose sum is σ = 535117363599. Its totient is φ = 152889569364.

The previous prime is 305780244659. The next prime is 305780244713. The reversal of 305780244676 is 676442087503.

The square root of 305780244676 is 552974.

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

It is a super-2 number, since 2×305780244676² (a number of 24 digits) contains 22 as substring.

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, 967705 + ... + 1244191.

Almost surely, 2^305780244676 is an apocalyptic number.

305780244676 is the 552974-th square number.

It is an amenable number.

305780244676 is a deficient number, since it is larger than the sum of its proper divisors (229337118923).

305780244676 is an frugal number, since it uses more digits than its factorization.

305780244676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552978 (or 276489 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 52.

The spelling of 305780244676 in words is "three hundred five billion, seven hundred eighty million, two hundred forty-four thousand, six hundred seventy-six".