2135441451344 has 10 divisors (see below), whose sum is σ = 4137417812010. Its totient is φ = 1067720725664.

The previous prime is 2135441451307. The next prime is 2135441451371. The reversal of 2135441451344 is 4431541445312.

It can be written as a sum of positive squares in only one way, i.e., 1495582243600 + 639859207744 = 1222940^2 + 799912^2 .

It is a super-2 number, since 2×2135441451344² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 66732545339 + ... + 66732545370.

It is an arithmetic number, because the mean of its divisors is an integer number (413741781201).

Almost surely, 2^{2135441451344} is an apocalyptic number.

It is an amenable number.

2135441451344 is a deficient number, since it is larger than the sum of its proper divisors (2001976360666).

2135441451344 is a wasteful number, since it uses less digits than its factorization.

2135441451344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133465090717 (or 133465090711 counting only the distinct ones).

The product of its digits is 460800, while the sum is 41.

Adding to 2135441451344 its reverse (4431541445312), we get a palindrome (6566982896656).

The spelling of 2135441451344 in words is "two trillion, one hundred thirty-five billion, four hundred forty-one million, four hundred fifty-one thousand, three hundred forty-four".