25352694345 has 32 divisors (see below), whose sum is σ = 44336738304. Its totient is φ = 12268670400.

The previous prime is 25352694343. The next prime is 25352694361. The reversal of 25352694345 is 54349625352.

It is not a de Polignac number, because 25352694345 - 2¹ = 25352694343 is a prime.

It is a super-3 number, since 3×25352694345³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 25352694294 and 25352694303.

It is not an unprimeable number, because it can be changed into a prime (25352694343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60601 + ... + 233190.

It is an arithmetic number, because the mean of its divisors is an integer number (1385523072).

Almost surely, 2^25352694345 is an apocalyptic number.

It is an amenable number.

25352694345 is a deficient number, since it is larger than the sum of its proper divisors (18984043959).

25352694345 is a wasteful number, since it uses less digits than its factorization.

25352694345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294333.

The product of its digits is 3888000, while the sum is 48.

The spelling of 25352694345 in words is "twenty-five billion, three hundred fifty-two million, six hundred ninety-four thousand, three hundred forty-five".