1340746888152 has 128 divisors (see below), whose sum is σ = 3896332185600. Its totient is φ = 376510197888.

The previous prime is 1340746888139. The next prime is 1340746888157. The reversal of 1340746888152 is 2518886470431.

It is a junction number, because it is equal to n+sod(n) for n = 1340746888092 and 1340746888101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340746888157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85701243 + ... + 85716885.

It is an arithmetic number, because the mean of its divisors is an integer number (30440095200).

Almost surely, 2^{1340746888152} is an apocalyptic number.

1340746888152 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 1340746888152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1948166092800).

1340746888152 is an abundant number, since it is smaller than the sum of its proper divisors (2555585297448).

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

1340746888152 is a wasteful number, since it uses less digits than its factorization.

1340746888152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24365 (or 24361 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 57.

The spelling of 1340746888152 in words is "one trillion, three hundred forty billion, seven hundred forty-six million, eight hundred eighty-eight thousand, one hundred fifty-two".