25595222259552 has 96 divisors (see below), whose sum is σ = 73296945961344. Its totient is φ = 7755965337600.

The previous prime is 25595222259479. The next prime is 25595222259557.

25595222259552 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25595222259557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56037283 + ... + 56492189.

It is an arithmetic number, because the mean of its divisors is an integer number (763509853764).

Almost surely, 2^{25595222259552} is an apocalyptic number.

25595222259552 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25595222259552 is an abundant number, since it is smaller than the sum of its proper divisors (47701723701792).

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

25595222259552 is a wasteful number, since it uses less digits than its factorization.

25595222259552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508212 (or 508204 counting only the distinct ones).

The product of its digits is 81000000, while the sum is 60.

The spelling of 25595222259552 in words is "twenty-five trillion, five hundred ninety-five billion, two hundred twenty-two million, two hundred fifty-nine thousand, five hundred fifty-two".