25004340432 has 60 divisors (see below), whose sum is σ = 70025589504. Its totient is φ = 8329043520.

The previous prime is 25004340409. The next prime is 25004340443. The reversal of 25004340432 is 23404340052.

25004340432 is a `hidden beast` number, since 250 + 0 + 4 + 3 + 404 + 3 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 25004340396 and 25004340405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 152803 + ... + 270845.

Almost surely, 2^25004340432 is an apocalyptic number.

It is an amenable number.

25004340432 is an abundant number, since it is smaller than the sum of its proper divisors (45021249072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25004340432 is a wasteful number, since it uses less digits than its factorization.

25004340432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119528 (or 119519 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 25004340432 its reverse (23404340052), we get a palindrome (48408680484).

The spelling of 25004340432 in words is "twenty-five billion, four million, three hundred forty thousand, four hundred thirty-two".