25073016323 has 4 divisors (see below), whose sum is σ = 25082281320. Its totient is φ = 25063751328.

The previous prime is 25073016317. The next prime is 25073016347. The reversal of 25073016323 is 32361037052.

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 25073016323 - 2¹⁶ = 25072950787 is a prime.

It is a super-2 number, since 2×25073016323² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25073016323.

It is not an unprimeable number, because it can be changed into a prime (25073016313) 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, 4628438 + ... + 4633851.

It is an arithmetic number, because the mean of its divisors is an integer number (6270570330).

Almost surely, 2^25073016323 is an apocalyptic number.

25073016323 is a deficient number, since it is larger than the sum of its proper divisors (9264997).

25073016323 is an equidigital number, since it uses as much as digits as its factorization.

25073016323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9264996.

The product of its (nonzero) digits is 22680, while the sum is 32.

The spelling of 25073016323 in words is "twenty-five billion, seventy-three million, sixteen thousand, three hundred twenty-three".