2066131024650 has 288 divisors, whose sum is σ = 6924131255808. Its totient is φ = 429115190400.

The previous prime is 2066131024613. The next prime is 2066131024681. The reversal of 2066131024650 is 564201316602.

2066131024650 is a `hidden beast` number, since 2 + 0 + 6 + 613 + 10 + 24 + 6 + 5 + 0 = 666.

It is a super-2 number, since 2×2066131024650² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 76320417 + ... + 76347483.

It is an arithmetic number, because the mean of its divisors is an integer number (24042122416).

Almost surely, 2^{2066131024650} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2066131024650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3462065627904).

2066131024650 is an abundant number, since it is smaller than the sum of its proper divisors (4858000231158).

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

2066131024650 is a wasteful number, since it uses less digits than its factorization.

2066131024650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29306 (or 29298 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 2066131024650 in words is "two trillion, sixty-six billion, one hundred thirty-one million, twenty-four thousand, six hundred fifty".