12773265792 has 512 divisors, whose sum is σ = 43316674560. Its totient is φ = 3251404800.

The previous prime is 12773265787. The next prime is 12773265839. The reversal of 12773265792 is 29756237721.

It is a Harshad number since it is a multiple of its sum of digits (51).

Its product of digits (2222640) is a multiple of the sum of its prime factors (270).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 100576833 + ... + 100576959.

It is an arithmetic number, because the mean of its divisors is an integer number (84602880).

Almost surely, 2^12773265792 is an apocalyptic number.

12773265792 is a gapful number since it is divisible by the number (12) 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 12773265792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21658337280).

12773265792 is an abundant number, since it is smaller than the sum of its proper divisors (30543408768).

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

12773265792 is a wasteful number, since it uses less digits than its factorization.

12773265792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 258 counting only the distinct ones).

The product of its digits is 2222640, while the sum is 51.

The spelling of 12773265792 in words is "twelve billion, seven hundred seventy-three million, two hundred sixty-five thousand, seven hundred ninety-two".