1231047944676 has 81 divisors (see below), whose sum is σ = 3420628928899. Its totient is φ = 373022641200.

The previous prime is 1231047944641. The next prime is 1231047944689. The reversal of 1231047944676 is 6764497401321.

The square root of 1231047944676 is 1109526.

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

1231047944676 is a `hidden beast` number, since 1 + 2 + 3 + 104 + 79 + 4 + 467 + 6 = 666.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 73220311 + ... + 73237121.

Almost surely, 2^{1231047944676} is an apocalyptic number.

1231047944676 is the 1109526-th square number.

It is an amenable number.

1231047944676 is an abundant number, since it is smaller than the sum of its proper divisors (2189580984223).

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

1231047944676 is an equidigital number, since it uses as much as digits as its factorization.

1231047944676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33654 (or 16827 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 54.

The spelling of 1231047944676 in words is "one trillion, two hundred thirty-one billion, forty-seven million, nine hundred forty-four thousand, six hundred seventy-six".