25614893472 has 288 divisors, whose sum is σ = 82644710400. Its totient is φ = 6907203072.

The previous prime is 25614893467. The next prime is 25614893489. The reversal of 25614893472 is 27439841652.

It is a super-2 number, since 2×25614893472² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41380779 + ... + 41381397.

It is an arithmetic number, because the mean of its divisors is an integer number (286960800).

Almost surely, 2^25614893472 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 25614893472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41322355200).

25614893472 is an abundant number, since it is smaller than the sum of its proper divisors (57029816928).

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

25614893472 is a wasteful number, since it uses less digits than its factorization.

25614893472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128 (or 1113 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 51.

The spelling of 25614893472 in words is "twenty-five billion, six hundred fourteen million, eight hundred ninety-three thousand, four hundred seventy-two".