65063245373280 has 6912 divisors, whose sum is σ = 331903922208768. Its totient is φ = 11706251673600.

The previous prime is 65063245373261. The next prime is 65063245373353. The reversal of 65063245373280 is 8237354236056.

65063245373280 is a `hidden beast` number, since 6 + 5 + 0 + 6 + 3 + 24 + 537 + 3 + 2 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 1151 ways as a sum of consecutive naturals, for example, 399161014479 + ... + 399161014641.

It is an arithmetic number, because the mean of its divisors is an integer number (48018507264).

Almost surely, 2^{65063245373280} is an apocalyptic number.

65063245373280 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 65063245373280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165951961104384).

65063245373280 is an abundant number, since it is smaller than the sum of its proper divisors (266840676835488).

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

65063245373280 is a wasteful number, since it uses less digits than its factorization.

65063245373280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 54.

The spelling of 65063245373280 in words is "sixty-five trillion, sixty-three billion, two hundred forty-five million, three hundred seventy-three thousand, two hundred eighty".