25547628585216 has 288 divisors, whose sum is σ = 71240501477376. Its totient is φ = 8118429696000.

The previous prime is 25547628585203. The next prime is 25547628585217. The reversal of 25547628585216 is 61258582674552.

It is not an unprimeable number, because it can be changed into a prime (25547628585217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 427252281 + ... + 427312071.

It is an arithmetic number, because the mean of its divisors is an integer number (247362852352).

Almost surely, 2^{25547628585216} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25547628585216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35620250738688).

25547628585216 is an abundant number, since it is smaller than the sum of its proper divisors (45692872892160).

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

25547628585216 is a wasteful number, since it uses less digits than its factorization.

25547628585216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60109 (or 60095 counting only the distinct ones).

The product of its digits is 322560000, while the sum is 66.

The spelling of 25547628585216 in words is "twenty-five trillion, five hundred forty-seven billion, six hundred twenty-eight million, five hundred eighty-five thousand, two hundred sixteen".