11910229956 has 189 divisors, whose sum is σ = 32688905151. Its totient is φ = 3795243984.

The previous prime is 11910229949. The next prime is 11910229979. The reversal of 11910229956 is 65992201911.

The square root of 11910229956 is 109134.

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

It is an unprimeable number.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 253409125 + ... + 253409171.

Almost surely, 2^11910229956 is an apocalyptic number.

11910229956 is the 109134-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11910229956

11910229956 is an abundant number, since it is smaller than the sum of its proper divisors (20778675195).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11910229956 is an frugal number, since it uses more digits than its factorization.

11910229956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 45.

The spelling of 11910229956 in words is "eleven billion, nine hundred ten million, two hundred twenty-nine thousand, nine hundred fifty-six".