25404033134 has 8 divisors (see below), whose sum is σ = 38228578128. Its totient is φ = 12661173760.

The previous prime is 25404033133. The next prime is 25404033143. The reversal of 25404033134 is 43133040452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 25404033097 and 25404033106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25404033133) 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, 20420627 + ... + 20421870.

It is an arithmetic number, because the mean of its divisors is an integer number (4778572266).

Almost surely, 2^25404033134 is an apocalyptic number.

25404033134 is a deficient number, since it is larger than the sum of its proper divisors (12824544994).

25404033134 is a wasteful number, since it uses less digits than its factorization.

25404033134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40842810.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 25404033134 its reverse (43133040452), we get a palindrome (68537073586).

The spelling of 25404033134 in words is "twenty-five billion, four hundred four million, thirty-three thousand, one hundred thirty-four".