25232734339473 has 4 divisors (see below), whose sum is σ = 33643645785968. Its totient is φ = 16821822892980.

The previous prime is 25232734339411. The next prime is 25232734339507. The reversal of 25232734339473 is 37493343723252.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 25232734339473 - 2⁸ = 25232734339217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25232734334473) 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, 4205455723243 + ... + 4205455723248.

It is an arithmetic number, because the mean of its divisors is an integer number (8410911446492).

Almost surely, 2^{25232734339473} is an apocalyptic number.

It is an amenable number.

25232734339473 is a deficient number, since it is larger than the sum of its proper divisors (8410911446495).

25232734339473 is an equidigital number, since it uses as much as digits as its factorization.

25232734339473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8410911446494.

The product of its digits is 68584320, while the sum is 57.

The spelling of 25232734339473 in words is "twenty-five trillion, two hundred thirty-two billion, seven hundred thirty-four million, three hundred thirty-nine thousand, four hundred seventy-three".