2620356341523 has 4 divisors (see below), whose sum is σ = 3493808455368. Its totient is φ = 1746904227680.

The previous prime is 2620356341461. The next prime is 2620356341527. The reversal of 2620356341523 is 3251436530262.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2620356341523 - 2¹⁰ = 2620356340499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2620356341527) 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, 436726056918 + ... + 436726056923.

It is an arithmetic number, because the mean of its divisors is an integer number (873452113842).

Almost surely, 2^{2620356341523} is an apocalyptic number.

2620356341523 is a deficient number, since it is larger than the sum of its proper divisors (873452113845).

2620356341523 is an equidigital number, since it uses as much as digits as its factorization.

2620356341523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873452113844.

The product of its (nonzero) digits is 777600, while the sum is 42.

The spelling of 2620356341523 in words is "two trillion, six hundred twenty billion, three hundred fifty-six million, three hundred forty-one thousand, five hundred twenty-three".