2666651246050 has 192 divisors, whose sum is σ = 5507215515648. Its totient is φ = 960570600000.

The previous prime is 2666651246041. The next prime is 2666651246057. The reversal of 2666651246050 is 506421566662.

It is a super-2 number, since 2×2666651246050² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2666651245985 and 2666651246003.

It is not an unprimeable number, because it can be changed into a prime (2666651246057) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4393164847 + ... + 4393165453.

It is an arithmetic number, because the mean of its divisors is an integer number (28683414144).

Almost surely, 2^{2666651246050} is an apocalyptic number.

2666651246050 is an abundant number, since it is smaller than the sum of its proper divisors (2840564269598).

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

2666651246050 is a wasteful number, since it uses less digits than its factorization.

2666651246050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166 (or 1139 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 2666651246050 in words is "two trillion, six hundred sixty-six billion, six hundred fifty-one million, two hundred forty-six thousand, fifty".