25452377325452 has 216 divisors, whose sum is σ = 57011786979840. Its totient is φ = 9831587673600.

The previous prime is 25452377325359. The next prime is 25452377325467.

25452377325452 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 54972736973 + ... + 54972737435.

It is an arithmetic number, because the mean of its divisors is an integer number (263943458240).

Almost surely, 2^{25452377325452} is an apocalyptic number.

25452377325452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25452377325452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28505893489920).

25452377325452 is an abundant number, since it is smaller than the sum of its proper divisors (31559409654388).

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

25452377325452 is a wasteful number, since it uses less digits than its factorization.

25452377325452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413 (or 1163 counting only the distinct ones).

The product of its digits is 70560000, while the sum is 56.

The spelling of 25452377325452 in words is "twenty-five trillion, four hundred fifty-two billion, three hundred seventy-seven million, three hundred twenty-five thousand, four hundred fifty-two".