662155133340 has 48 divisors (see below), whose sum is σ = 1865843536032. Its totient is φ = 175450020096.

The previous prime is 662155133317. The next prime is 662155133347. The reversal of 662155133340 is 43331551266.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662155133347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35136819 + ... + 35155658.

It is an arithmetic number, because the mean of its divisors is an integer number (38871740334).

Almost surely, 2^662155133340 is an apocalyptic number.

662155133340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

662155133340 is an abundant number, since it is smaller than the sum of its proper divisors (1203688402692).

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

662155133340 is a wasteful number, since it uses less digits than its factorization.

662155133340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70292646 (or 70292644 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 39.

The spelling of 662155133340 in words is "six hundred sixty-two billion, one hundred fifty-five million, one hundred thirty-three thousand, three hundred forty".