662411434355220 has 96 divisors (see below), whose sum is σ = 2023395792485760. Its totient is φ = 160582212636160.

The previous prime is 662411434355219. The next prime is 662411434355261. The reversal of 662411434355220 is 22553434114266.

It is a self number, because there is not a number n which added to its sum of digits gives 662411434355220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37387186 + ... + 52178774.

It is an arithmetic number, because the mean of its divisors is an integer number (21077039505060).

Almost surely, 2^{662411434355220} is an apocalyptic number.

662411434355220 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

662411434355220 is an abundant number, since it is smaller than the sum of its proper divisors (1360984358130540).

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

662411434355220 is a wasteful number, since it uses less digits than its factorization.

662411434355220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14859465 (or 14859463 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 48.

Adding to 662411434355220 its reverse (22553434114266), we get a palindrome (684964868469486).

The spelling of 662411434355220 in words is "six hundred sixty-two trillion, four hundred eleven billion, four hundred thirty-four million, three hundred fifty-five thousand, two hundred twenty".