1831510661132 has 6 divisors (see below), whose sum is σ = 3205143656988. Its totient is φ = 915755330564.

The previous prime is 1831510661119. The next prime is 1831510661171. The reversal of 1831510661132 is 2311660151381.

It is a happy 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 as a sum of consecutive naturals, namely, 228938832638 + ... + 228938832645.

It is an arithmetic number, because the mean of its divisors is an integer number (534190609498).

Almost surely, 2^{1831510661132} is an apocalyptic number.

It is an amenable number.

1831510661132 is a deficient number, since it is larger than the sum of its proper divisors (1373632995856).

1831510661132 is a wasteful number, since it uses less digits than its factorization.

1831510661132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457877665287 (or 457877665285 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The spelling of 1831510661132 in words is "one trillion, eight hundred thirty-one billion, five hundred ten million, six hundred sixty-one thousand, one hundred thirty-two".