1684456920136 has 32 divisors (see below), whose sum is σ = 3268463169600. Its totient is φ = 812888032320.

The previous prime is 1684456920127. The next prime is 1684456920137. The reversal of 1684456920136 is 6310296544861.

It is not an unprimeable number, because it can be changed into a prime (1684456920137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695700 + ... + 1962883.

It is an arithmetic number, because the mean of its divisors is an integer number (102139474050).

Almost surely, 2^{1684456920136} is an apocalyptic number.

It is an amenable number.

1684456920136 is a deficient number, since it is larger than the sum of its proper divisors (1584006249464).

1684456920136 is a wasteful number, since it uses less digits than its factorization.

1684456920136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2661349 (or 2661345 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 1684456920136 in words is "one trillion, six hundred eighty-four billion, four hundred fifty-six million, nine hundred twenty thousand, one hundred thirty-six".