2525194368 has 48 divisors (see below), whose sum is σ = 7266513150. Its totient is φ = 841731072.

The previous prime is 2525194361. The next prime is 2525194379. The reversal of 2525194368 is 8634915252.

2525194368 is a `hidden beast` number, since 2 + 525 + 1 + 94 + 36 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1480094784 + 1045099584 = 38472^2 + 32328^2 .

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-4 number, since 4×2525194368⁴ (a number of 39 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (2525194361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1094853 + ... + 1097156.

Almost surely, 2^2525194368 is an apocalyptic number.

It is an amenable number.

2525194368 is an abundant number, since it is smaller than the sum of its proper divisors (4741318782).

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

2525194368 is a wasteful number, since it uses less digits than its factorization.

2525194368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2192029 (or 2192014 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 2525194368 is about 50251.3121022725. The cubic root of 2525194368 is about 1361.7527803993.

The spelling of 2525194368 in words is "two billion, five hundred twenty-five million, one hundred ninety-four thousand, three hundred sixty-eight".