65380923336960 has 5184 divisors, whose sum is σ = 315504275433984. Its totient is φ = 12128668876800.

The previous prime is 65380923336901. The next prime is 65380923336979. The reversal of 65380923336960 is 6963332908356.

65380923336960 is a `hidden beast` number, since 6 + 5 + 38 + 0 + 9 + 233 + 369 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 578592241864 + ... + 578592241976.

Almost surely, 2^{65380923336960} is an apocalyptic number.

65380923336960 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65380923336960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157752137716992).

65380923336960 is an abundant number, since it is smaller than the sum of its proper divisors (250123352097024).

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

65380923336960 is a wasteful number, since it uses less digits than its factorization.

65380923336960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290 (or 256 counting only the distinct ones).

The product of its (nonzero) digits is 113374080, while the sum is 63.

The spelling of 65380923336960 in words is "sixty-five trillion, three hundred eighty billion, nine hundred twenty-three million, three hundred thirty-six thousand, nine hundred sixty".