2046857566473 has 16 divisors (see below), whose sum is σ = 3033450562560. Its totient is φ = 1364090668848.

The previous prime is 2046857566393. The next prime is 2046857566477. The reversal of 2046857566473 is 3746657586402.

It is a happy number.

2046857566473 is a `hidden beast` number, since 2 + 0 + 4 + 68 + 5 + 7 + 566 + 4 + 7 + 3 = 666.

It is not a de Polignac number, because 2046857566473 - 2⁸ = 2046857566217 is a prime.

It is a super-2 number, since 2×2046857566473² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2046857566473.

It is not an unprimeable number, because it can be changed into a prime (2046857566477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13284265 + ... + 13437462.

It is an arithmetic number, because the mean of its divisors is an integer number (189590660160).

Almost surely, 2^{2046857566473} is an apocalyptic number.

It is an amenable number.

2046857566473 is a deficient number, since it is larger than the sum of its proper divisors (986592996087).

2046857566473 is a wasteful number, since it uses less digits than its factorization.

2046857566473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26724573 (or 26724567 counting only the distinct ones).

The product of its (nonzero) digits is 203212800, while the sum is 63.

The spelling of 2046857566473 in words is "two trillion, forty-six billion, eight hundred fifty-seven million, five hundred sixty-six thousand, four hundred seventy-three".