2523379208565 has 16 divisors (see below), whose sum is σ = 4079029485888. Its totient is φ = 1331927993856.

The previous prime is 2523379208563. The next prime is 2523379208573. The reversal of 2523379208565 is 5658029733252.

It is not a de Polignac number, because 2523379208565 - 2¹ = 2523379208563 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523379208561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 867139167 + ... + 867142076.

It is an arithmetic number, because the mean of its divisors is an integer number (254939342868).

Almost surely, 2^{2523379208565} is an apocalyptic number.

It is an amenable number.

2523379208565 is a deficient number, since it is larger than the sum of its proper divisors (1555650277323).

2523379208565 is a wasteful number, since it uses less digits than its factorization.

2523379208565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1734281348.

The product of its (nonzero) digits is 27216000, while the sum is 57.

The spelling of 2523379208565 in words is "two trillion, five hundred twenty-three billion, three hundred seventy-nine million, two hundred eight thousand, five hundred sixty-five".