2066667465285 has 32 divisors (see below), whose sum is σ = 3677717040000. Its totient is φ = 1101130184448.

The previous prime is 2066667465281. The next prime is 2066667465323. The reversal of 2066667465285 is 5825647666602.

It is a happy number.

It is not a de Polignac number, because 2066667465285 - 2² = 2066667465281 is a prime.

It is a super-2 number, since 2×2066667465285² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066667465281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7449835 + ... + 7722264.

It is an arithmetic number, because the mean of its divisors is an integer number (114928657500).

Almost surely, 2^{2066667465285} is an apocalyptic number.

It is an amenable number.

2066667465285 is a deficient number, since it is larger than the sum of its proper divisors (1611049574715).

2066667465285 is a wasteful number, since it uses less digits than its factorization.

2066667465285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15173122 (or 15173116 counting only the distinct ones).

The product of its (nonzero) digits is 174182400, while the sum is 63.

The spelling of 2066667465285 in words is "two trillion, sixty-six billion, six hundred sixty-seven million, four hundred sixty-five thousand, two hundred eighty-five".