1065308780844 has 384 divisors, whose sum is σ = 3555199549440. Its totient is φ = 267800774400.

The previous prime is 1065308780843. The next prime is 1065308780929. The reversal of 1065308780844 is 4480878035601.

1065308780844 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1065308780844² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

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

It is not an unprimeable number, because it can be changed into a prime (1065308780843) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 58760109 + ... + 58778235.

It is an arithmetic number, because the mean of its divisors is an integer number (9258332160).

Almost surely, 2^{1065308780844} is an apocalyptic number.

1065308780844 is a gapful number since it is divisible by the number (14) 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 1065308780844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1777599774720).

1065308780844 is an abundant number, since it is smaller than the sum of its proper divisors (2489890768596).

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

1065308780844 is a wasteful number, since it uses less digits than its factorization.

1065308780844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18386 (or 18378 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 54.

The spelling of 1065308780844 in words is "one trillion, sixty-five billion, three hundred eight million, seven hundred eighty thousand, eight hundred forty-four".