2658968923 has 4 divisors (see below), whose sum is σ = 2863505008. Its totient is φ = 2454432840.

The previous prime is 2658968911. The next prime is 2658968933. The reversal of 2658968923 is 3298698562.

It is a happy number.

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 2658968923 - 2⁵ = 2658968891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2658968933) 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, 102268023 + ... + 102268048.

It is an arithmetic number, because the mean of its divisors is an integer number (715876252).

Almost surely, 2^2658968923 is an apocalyptic number.

2658968923 is a deficient number, since it is larger than the sum of its proper divisors (204536085).

2658968923 is a wasteful number, since it uses less digits than its factorization.

2658968923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204536084.

The product of its digits is 11197440, while the sum is 58.

The square root of 2658968923 is about 51565.1910012947. The cubic root of 2658968923 is about 1385.3869333830.

The spelling of 2658968923 in words is "two billion, six hundred fifty-eight million, nine hundred sixty-eight thousand, nine hundred twenty-three".