662643034046361 has 24 divisors (see below), whose sum is σ = 988045085374464. Its totient is φ = 427503761642880.

The previous prime is 662643034046293. The next prime is 662643034046369. The reversal of 662643034046361 is 163640430346266.

662643034046361 is a `hidden beast` number, since 6 + 6 + 2 + 64 + 30 + 34 + 0 + 463 + 61 = 666.

It is not a de Polignac number, because 662643034046361 - 2¹⁸ = 662643033784217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 662643034046298 and 662643034046307.

It is not an unprimeable number, because it can be changed into a prime (662643034046369) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6674496 + ... + 37011281.

It is an arithmetic number, because the mean of its divisors is an integer number (41168545223936).

Almost surely, 2^{662643034046361} is an apocalyptic number.

It is an amenable number.

662643034046361 is a deficient number, since it is larger than the sum of its proper divisors (325402051328103).

662643034046361 is a wasteful number, since it uses less digits than its factorization.

662643034046361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43740181 (or 43740178 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 54.

The spelling of 662643034046361 in words is "six hundred sixty-two trillion, six hundred forty-three billion, thirty-four million, forty-six thousand, three hundred sixty-one".