1340254051008 has 168 divisors, whose sum is σ = 3620235128832. Its totient is φ = 437573380608.

The previous prime is 1340254051001. The next prime is 1340254051051. The reversal of 1340254051008 is 8001504520431.

It is a self number, because there is not a number n which added to its sum of digits gives 1340254051008.

It is not an unprimeable number, because it can be changed into a prime (1340254051001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152176141 + ... + 152184947.

It is an arithmetic number, because the mean of its divisors is an integer number (21549018624).

Almost surely, 2^{1340254051008} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1340254051008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1810117564416).

1340254051008 is an abundant number, since it is smaller than the sum of its proper divisors (2279981077824).

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

1340254051008 is an equidigital number, since it uses as much as digits as its factorization.

1340254051008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9107 (or 9018 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 1340254051008 its reverse (8001504520431), we get a palindrome (9341758571439).

The spelling of 1340254051008 in words is "one trillion, three hundred forty billion, two hundred fifty-four million, fifty-one thousand, eight".