1870661684376 has 192 divisors, whose sum is σ = 5518782097920. Its totient is φ = 592490764800.

The previous prime is 1870661684363. The next prime is 1870661684377. The reversal of 1870661684376 is 6734861660781.

It is a happy number.

1870661684376 is a `hidden beast` number, since 1 + 8 + 7 + 0 + 6 + 616 + 8 + 4 + 3 + 7 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1870661684377) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6612976 + ... + 6890048.

It is an arithmetic number, because the mean of its divisors is an integer number (28743656760).

Almost surely, 2^{1870661684376} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1870661684376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2759391048960).

1870661684376 is an abundant number, since it is smaller than the sum of its proper divisors (3648120413544).

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

1870661684376 is a wasteful number, since it uses less digits than its factorization.

1870661684376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277268 (or 277252 counting only the distinct ones).

The product of its (nonzero) digits is 48771072, while the sum is 63.

The spelling of 1870661684376 in words is "one trillion, eight hundred seventy billion, six hundred sixty-one million, six hundred eighty-four thousand, three hundred seventy-six".