662806748131846 has 8 divisors (see below), whose sum is σ = 994211440310880. Its totient is φ = 331402934694888.

The previous prime is 662806748131813. The next prime is 662806748131951. The reversal of 662806748131846 is 648131847608266.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×662806748131846² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217796601 + ... + 220818868.

It is an arithmetic number, because the mean of its divisors is an integer number (124276430038860).

Almost surely, 2^{662806748131846} is an apocalyptic number.

662806748131846 is a deficient number, since it is larger than the sum of its proper divisors (331404692179034).

662806748131846 is a wasteful number, since it uses less digits than its factorization.

662806748131846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439371038.

The product of its (nonzero) digits is 445906944, while the sum is 70.

The spelling of 662806748131846 in words is "six hundred sixty-two trillion, eight hundred six billion, seven hundred forty-eight million, one hundred thirty-one thousand, eight hundred forty-six".