2066193505476 has 243 divisors, whose sum is σ = 5736235438479. Its totient is φ = 651084981552.

The previous prime is 2066193505447. The next prime is 2066193505483. The reversal of 2066193505476 is 6745053916602.

The square root of 2066193505476 is 1437426.

It is a perfect power (a square), and thus also a powerful number.

2066193505476 is a `hidden beast` number, since 2 + 0 + 6 + 6 + 1 + 93 + 5 + 0 + 547 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (243).

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

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 4424396995 + ... + 4424397461.

Almost surely, 2^{2066193505476} is an apocalyptic number.

2066193505476 is the 1437426-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2066193505476

2066193505476 is an abundant number, since it is smaller than the sum of its proper divisors (3670041933003).

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

2066193505476 is an frugal number, since it uses more digits than its factorization.

2066193505476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000 (or 491 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 54.

The spelling of 2066193505476 in words is "two trillion, sixty-six billion, one hundred ninety-three million, five hundred five thousand, four hundred seventy-six".