25747238343 has 16 divisors (see below), whose sum is σ = 35186169312. Its totient is φ = 16737024000.

The previous prime is 25747238339. The next prime is 25747238351. The reversal of 25747238343 is 34383274752.

It is not a de Polignac number, because 25747238343 - 2² = 25747238339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25747238292 and 25747238301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25747238303) 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, 172663 + ... + 285143.

It is an arithmetic number, because the mean of its divisors is an integer number (2199135582).

Almost surely, 2^25747238343 is an apocalyptic number.

25747238343 is a deficient number, since it is larger than the sum of its proper divisors (9438930969).

25747238343 is a wasteful number, since it uses less digits than its factorization.

25747238343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114386.

The product of its digits is 3386880, while the sum is 48.

The spelling of 25747238343 in words is "twenty-five billion, seven hundred forty-seven million, two hundred thirty-eight thousand, three hundred forty-three".