25404336125340 has 96 divisors (see below), whose sum is σ = 71533894877760. Its totient is φ = 6736333234176.

The previous prime is 25404336125327. The next prime is 25404336125401. The reversal of 25404336125340 is 4352163340452.

It is a junction number, because it is equal to n+sod(n) for n = 25404336125292 and 25404336125301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6027312 + ... + 9334728.

It is an arithmetic number, because the mean of its divisors is an integer number (745144738310).

Almost surely, 2^{25404336125340} is an apocalyptic number.

25404336125340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25404336125340 is an abundant number, since it is smaller than the sum of its proper divisors (46129558752420).

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

25404336125340 is a wasteful number, since it uses less digits than its factorization.

25404336125340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3308151 (or 3308149 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 42.

Adding to 25404336125340 its reverse (4352163340452), we get a palindrome (29756499465792).

The spelling of 25404336125340 in words is "twenty-five trillion, four hundred four billion, three hundred thirty-six million, one hundred twenty-five thousand, three hundred forty".