2140669166832 has 160 divisors (see below), whose sum is σ = 7435377676800. Its totient is φ = 575642115072.

The previous prime is 2140669166803. The next prime is 2140669166863. The reversal of 2140669166832 is 2386619660412.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20768982 + ... + 20871797.

It is an arithmetic number, because the mean of its divisors is an integer number (46471110480).

Almost surely, 2^{2140669166832} is an apocalyptic number.

It is an amenable number.

2140669166832 is an abundant number, since it is smaller than the sum of its proper divisors (5294708509968).

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

2140669166832 is a wasteful number, since it uses less digits than its factorization.

2140669166832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41640820 (or 41640808 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 2140669166832 in words is "two trillion, one hundred forty billion, six hundred sixty-nine million, one hundred sixty-six thousand, eight hundred thirty-two".