1916680458876 has 48 divisors (see below), whose sum is σ = 4554496512384. Its totient is φ = 627209706816.

The previous prime is 1916680458851. The next prime is 1916680458971. The reversal of 1916680458876 is 6788540866191.

It is a super-2 number, since 2×1916680458876² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1916680458876.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3832570 + ... + 4303713.

It is an arithmetic number, because the mean of its divisors is an integer number (94885344008).

Almost surely, 2^{1916680458876} is an apocalyptic number.

It is an amenable number.

1916680458876 is an abundant number, since it is smaller than the sum of its proper divisors (2637816053508).

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

1916680458876 is a wasteful number, since it uses less digits than its factorization.

1916680458876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8136650 (or 8136648 counting only the distinct ones).

The product of its (nonzero) digits is 139345920, while the sum is 69.

The spelling of 1916680458876 in words is "one trillion, nine hundred sixteen billion, six hundred eighty million, four hundred fifty-eight thousand, eight hundred seventy-six".