2620034642321 has 16 divisors (see below), whose sum is σ = 2756464603200. Its totient is φ = 2486681467200.

The previous prime is 2620034642273. The next prime is 2620034642327. The reversal of 2620034642321 is 1232464300262.

It is a happy number.

It is not a de Polignac number, because 2620034642321 - 2⁶ = 2620034642257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2620034642327) 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 15 ways as a sum of consecutive naturals, for example, 52144991 + ... + 52195211.

It is an arithmetic number, because the mean of its divisors is an integer number (172279037700).

Almost surely, 2^{2620034642321} is an apocalyptic number.

It is an amenable number.

2620034642321 is a deficient number, since it is larger than the sum of its proper divisors (136429960879).

2620034642321 is a wasteful number, since it uses less digits than its factorization.

2620034642321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80800.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 2620034642321 its reverse (1232464300262), we get a palindrome (3852498942583).

The spelling of 2620034642321 in words is "two trillion, six hundred twenty billion, thirty-four million, six hundred forty-two thousand, three hundred twenty-one".