25341765672 has 32 divisors (see below), whose sum is σ = 65398106880. Its totient is φ = 8174762880.

The previous prime is 25341765653. The next prime is 25341765689. The reversal of 25341765672 is 27656714352.

It is a super-3 number, since 3×25341765672³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17030013 + ... + 17031500.

It is an arithmetic number, because the mean of its divisors is an integer number (2043690840).

Almost surely, 2^25341765672 is an apocalyptic number.

It is an amenable number.

25341765672 is an abundant number, since it is smaller than the sum of its proper divisors (40056341208).

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

25341765672 is a wasteful number, since it uses less digits than its factorization.

25341765672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34061553 (or 34061549 counting only the distinct ones).

The product of its digits is 2116800, while the sum is 48.

The spelling of 25341765672 in words is "twenty-five billion, three hundred forty-one million, seven hundred sixty-five thousand, six hundred seventy-two".