2105626342641 has 8 divisors (see below), whose sum is σ = 2807589138240. Its totient is φ = 1403707221072.

The previous prime is 2105626342619. The next prime is 2105626342657. The reversal of 2105626342641 is 1462436265012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2105626342641 - 2⁵ = 2105626342609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2105626342593 and 2105626342602.

It is not an unprimeable number, because it can be changed into a prime (2105626346641) 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 7 ways as a sum of consecutive naturals, for example, 10805845 + ... + 10998978.

It is an arithmetic number, because the mean of its divisors is an integer number (350948642280).

Almost surely, 2^{2105626342641} is an apocalyptic number.

It is an amenable number.

2105626342641 is a deficient number, since it is larger than the sum of its proper divisors (701962795599).

2105626342641 is a wasteful number, since it uses less digits than its factorization.

2105626342641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21837015.

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 2105626342641 in words is "two trillion, one hundred five billion, six hundred twenty-six million, three hundred forty-two thousand, six hundred forty-one".