2620661041241 has 4 divisors (see below), whose sum is σ = 2621636355072. Its totient is φ = 2619685727412.

The previous prime is 2620661041237. The next prime is 2620661041247. The reversal of 2620661041241 is 1421401660262.

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 2620661041241 - 2² = 2620661041237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2620661041247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487652885 + ... + 487658258.

It is an arithmetic number, because the mean of its divisors is an integer number (655409088768).

Almost surely, 2^{2620661041241} is an apocalyptic number.

It is an amenable number.

2620661041241 is a deficient number, since it is larger than the sum of its proper divisors (975313831).

2620661041241 is an equidigital number, since it uses as much as digits as its factorization.

2620661041241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975313830.

The product of its (nonzero) digits is 27648, while the sum is 35.

The spelling of 2620661041241 in words is "two trillion, six hundred twenty billion, six hundred sixty-one million, forty-one thousand, two hundred forty-one".