2620004953601 has 16 divisors (see below), whose sum is σ = 3055804272000. Its totient is φ = 2245420923984.

The previous prime is 2620004953547. The next prime is 2620004953627. The reversal of 2620004953601 is 1063594000262.

It is not a de Polignac number, because 2620004953601 - 2¹⁸ = 2620004691457 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2620004953661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2105495 + ... + 3110163.

It is an arithmetic number, because the mean of its divisors is an integer number (190987767000).

Almost surely, 2^{2620004953601} is an apocalyptic number.

It is an amenable number.

2620004953601 is a deficient number, since it is larger than the sum of its proper divisors (435799318399).

2620004953601 is an equidigital number, since it uses as much as digits as its factorization.

2620004953601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012293 (or 1012279 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

Adding to 2620004953601 its reverse (1063594000262), we get a palindrome (3683598953863).

The spelling of 2620004953601 in words is "two trillion, six hundred twenty billion, four million, nine hundred fifty-three thousand, six hundred one".