25614722116 has 27 divisors (see below), whose sum is σ = 45917139933. Its totient is φ = 12502793520.

The previous prime is 25614722113. The next prime is 25614722153. The reversal of 25614722116 is 61122741652.

The square root of 25614722116 is 160046.

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

It can be written as a sum of positive squares in only one way, i.e., 27520516 + 25587201600 = 5246^2 + 159960^2 .

It is a super-2 number, since 2×25614722116² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25614722113) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13763026 + ... + 13764886.

Almost surely, 2^25614722116 is an apocalyptic number.

25614722116 is the 160046-th square number.

It is an amenable number.

25614722116 is a deficient number, since it is larger than the sum of its proper divisors (20302417817).

25614722116 is an frugal number, since it uses more digits than its factorization.

25614722116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3812 (or 1906 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The spelling of 25614722116 in words is "twenty-five billion, six hundred fourteen million, seven hundred twenty-two thousand, one hundred sixteen".