10344134615621 has 4 divisors (see below), whose sum is σ = 10519458931200. Its totient is φ = 10168810300044.

The previous prime is 10344134615609. The next prime is 10344134615623. The reversal of 10344134615621 is 12651643144301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10344134615621 - 2⁶ = 10344134615557 is a prime.

It is a super-3 number, since 3×10344134615621³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10344134615623) 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 3 ways as a sum of consecutive naturals, for example, 87662157701 + ... + 87662157818.

It is an arithmetic number, because the mean of its divisors is an integer number (2629864732800).

Almost surely, 2^{10344134615621} is an apocalyptic number.

It is an amenable number.

10344134615621 is a deficient number, since it is larger than the sum of its proper divisors (175324315579).

10344134615621 is an equidigital number, since it uses as much as digits as its factorization.

10344134615621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175324315578.

The product of its (nonzero) digits is 207360, while the sum is 41.

Adding to 10344134615621 its reverse (12651643144301), we get a palindrome (22995777759922).

The spelling of 10344134615621 in words is "ten trillion, three hundred forty-four billion, one hundred thirty-four million, six hundred fifteen thousand, six hundred twenty-one".