25409467352 has 16 divisors (see below), whose sum is σ = 47665330440. Its totient is φ = 12698712576.

The previous prime is 25409467339. The next prime is 25409467361. The reversal of 25409467352 is 25376490452.

It is a super-2 number, since 2×25409467352² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25409467297 and 25409467306.

It is a congruent number.

It is an unprimeable number.

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, 734678 + ... + 768485.

Almost surely, 2^25409467352 is an apocalyptic number.

It is an amenable number.

25409467352 is a deficient number, since it is larger than the sum of its proper divisors (22255863088).

25409467352 is a wasteful number, since it uses less digits than its factorization.

25409467352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1505282 (or 1505278 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 47.

The spelling of 25409467352 in words is "twenty-five billion, four hundred nine million, four hundred sixty-seven thousand, three hundred fifty-two".