662686162143 has 12 divisors (see below), whose sum is σ = 891470104200. Its totient is φ = 437881096576.

The previous prime is 662686162069. The next prime is 662686162153. The reversal of 662686162143 is 341261686266.

It is not a de Polignac number, because 662686162143 - 2³² = 658391194847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662686162153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8611368 + ... + 8687981.

It is an arithmetic number, because the mean of its divisors is an integer number (74289175350).

Almost surely, 2^662686162143 is an apocalyptic number.

662686162143 is a deficient number, since it is larger than the sum of its proper divisors (228783942057).

662686162143 is a wasteful number, since it uses less digits than its factorization.

662686162143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17299578 (or 17299465 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 51.

The spelling of 662686162143 in words is "six hundred sixty-two billion, six hundred eighty-six million, one hundred sixty-two thousand, one hundred forty-three".