6462660202420 has 24 divisors (see below), whose sum is σ = 13794071451048. Its totient is φ = 2542685980800.

The previous prime is 6462660202417. The next prime is 6462660202429. The reversal of 6462660202420 is 242020662646.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 148436055076 + 6314224147344 = 385274^2 + 2512812^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6462660202429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2648630011 + ... + 2648632450.

It is an arithmetic number, because the mean of its divisors is an integer number (574752977127).

Almost surely, 2^{6462660202420} is an apocalyptic number.

It is an amenable number.

6462660202420 is an abundant number, since it is smaller than the sum of its proper divisors (7331411248628).

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

6462660202420 is a wasteful number, since it uses less digits than its factorization.

6462660202420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5297262531 (or 5297262529 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 40.

The spelling of 6462660202420 in words is "six trillion, four hundred sixty-two billion, six hundred sixty million, two hundred two thousand, four hundred twenty".