2623261423 has 4 divisors (see below), whose sum is σ = 2636995968. Its totient is φ = 2609526880.

The previous prime is 2623261379. The next prime is 2623261427. The reversal of 2623261423 is 3241623262.

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 2623261423 - 2¹³ = 2623253231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2623261427) 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, 6866986 + ... + 6867367.

It is an arithmetic number, because the mean of its divisors is an integer number (659248992).

Almost surely, 2^2623261423 is an apocalyptic number.

2623261423 is a deficient number, since it is larger than the sum of its proper divisors (13734545).

2623261423 is a wasteful number, since it uses less digits than its factorization.

2623261423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13734544.

The product of its digits is 20736, while the sum is 31.

The square root of 2623261423 is about 51217.7842453185. The cubic root of 2623261423 is about 1379.1574747644.

Adding to 2623261423 its reverse (3241623262), we get a palindrome (5864884685).

The spelling of 2623261423 in words is "two billion, six hundred twenty-three million, two hundred sixty-one thousand, four hundred twenty-three".