1662750040260 has 48 divisors (see below), whose sum is σ = 4725188185536. Its totient is φ = 436782099072.

The previous prime is 1662750040219. The next prime is 1662750040261. The reversal of 1662750040260 is 620400572661.

It is not an unprimeable number, because it can be changed into a prime (1662750040261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206805687 + ... + 206813726.

It is an arithmetic number, because the mean of its divisors is an integer number (98441420532).

Almost surely, 2^{1662750040260} is an apocalyptic number.

1662750040260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1662750040260 is an abundant number, since it is smaller than the sum of its proper divisors (3062438145276).

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

1662750040260 is a wasteful number, since it uses less digits than its factorization.

1662750040260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413619492 (or 413619490 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 1662750040260 in words is "one trillion, six hundred sixty-two billion, seven hundred fifty million, forty thousand, two hundred sixty".