1680561046150 has 96 divisors (see below), whose sum is σ = 3714551396352. Its totient is φ = 553534905600.

The previous prime is 1680561046103. The next prime is 1680561046183. The reversal of 1680561046150 is 516401650861.

It is a junction number, because it is equal to n+sod(n) for n = 1680561046097 and 1680561046106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 921157 + ... + 2051743.

It is an arithmetic number, because the mean of its divisors is an integer number (38693243712).

Almost surely, 2^{1680561046150} is an apocalyptic number.

1680561046150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1680561046150 is an abundant number, since it is smaller than the sum of its proper divisors (2033990350202).

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

1680561046150 is a wasteful number, since it uses less digits than its factorization.

1680561046150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130774 (or 1130769 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 43.

The spelling of 1680561046150 in words is "one trillion, six hundred eighty billion, five hundred sixty-one million, forty-six thousand, one hundred fifty".