1831411481364 has 36 divisors (see below), whose sum is σ = 4671872825620. Its totient is φ = 604869845760.

The previous prime is 1831411481353. The next prime is 1831411481387. The reversal of 1831411481364 is 4631841141381.

1831411481364 is a `hidden beast` number, since 1 + 8 + 3 + 141 + 148 + 1 + 364 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1130942917764 + 700468563600 = 1063458^2 + 836940^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 233356357 + ... + 233364204.

Almost surely, 2^{1831411481364} is an apocalyptic number.

It is an amenable number.

1831411481364 is an abundant number, since it is smaller than the sum of its proper divisors (2840461344256).

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

1831411481364 is a wasteful number, since it uses less digits than its factorization.

1831411481364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466720680 (or 466720675 counting only the distinct ones).

The product of its digits is 221184, while the sum is 45.

The spelling of 1831411481364 in words is "one trillion, eight hundred thirty-one billion, four hundred eleven million, four hundred eighty-one thousand, three hundred sixty-four".