25800069376 has 27 divisors (see below), whose sum is σ = 51504487671. Its totient is φ = 12898749696.

The previous prime is 25800069341. The next prime is 25800069413. The reversal of 25800069376 is 67396000852.

The square root of 25800069376 is 160624.

It is a perfect power (a square), and thus also a powerful number.

It is a super-3 number, since 3×25800069376³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2564965 + ... + 2575003.

Almost surely, 2^25800069376 is an apocalyptic number.

25800069376 is the 160624-th square number.

It is an amenable number.

25800069376 is a deficient number, since it is larger than the sum of its proper divisors (25704418295).

25800069376 is an frugal number, since it uses more digits than its factorization.

25800069376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20094 (or 10041 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 25800069376 in words is "twenty-five billion, eight hundred million, sixty-nine thousand, three hundred seventy-six".