23267360391780 has 768 divisors, whose sum is σ = 74697885351936. Its totient is φ = 5379124101120.

The previous prime is 23267360391773. The next prime is 23267360391829. The reversal of 23267360391780 is 8719306376232.

It is a self number, because there is not a number n which added to its sum of digits gives 23267360391780.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 24726206110 + ... + 24726207050.

It is an arithmetic number, because the mean of its divisors is an integer number (97262871552).

Almost surely, 2^{23267360391780} is an apocalyptic number.

23267360391780 is a gapful number since it is divisible by the number (20) 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 23267360391780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37348942675968).

23267360391780 is an abundant number, since it is smaller than the sum of its proper divisors (51430524960156).

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

23267360391780 is a wasteful number, since it uses less digits than its factorization.

23267360391780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356 (or 1354 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 57.

The spelling of 23267360391780 in words is "twenty-three trillion, two hundred sixty-seven billion, three hundred sixty million, three hundred ninety-one thousand, seven hundred eighty".