65620331064600 has 192 divisors, whose sum is σ = 219076994841600. Its totient is φ = 16152251281920.

The previous prime is 65620331064569. The next prime is 65620331064623. The reversal of 65620331064600 is 646013302656.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 350586639 + ... + 350773761.

It is an arithmetic number, because the mean of its divisors is an integer number (1141026014800).

Almost surely, 2^{65620331064600} is an apocalyptic number.

65620331064600 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

65620331064600 is an abundant number, since it is smaller than the sum of its proper divisors (153456663777000).

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

65620331064600 is a wasteful number, since it uses less digits than its factorization.

65620331064600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232114 (or 232105 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 65620331064600 in words is "sixty-five trillion, six hundred twenty billion, three hundred thirty-one million, sixty-four thousand, six hundred".