662434171320 has 128 divisors (see below), whose sum is σ = 2104438708800. Its totient is φ = 166239338496.

The previous prime is 662434171283. The next prime is 662434171367. The reversal of 662434171320 is 23171434266.

It is a super-2 number, since 2×662434171320² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31750332 + ... + 31771188.

Almost surely, 2^662434171320 is an apocalyptic number.

662434171320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

662434171320 is an abundant number, since it is smaller than the sum of its proper divisors (1442004537480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

662434171320 is a wasteful number, since it uses less digits than its factorization.

662434171320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36457 (or 36453 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

The spelling of 662434171320 in words is "six hundred sixty-two billion, four hundred thirty-four million, one hundred seventy-one thousand, three hundred twenty".