25434016052 has 24 divisors (see below), whose sum is σ = 44614970400. Its totient is φ = 12686919840.

The previous prime is 25434016039. The next prime is 25434016079. The reversal of 25434016052 is 25061043452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3299699 + ... + 3307397.

It is an arithmetic number, because the mean of its divisors is an integer number (1858957100).

Almost surely, 2^25434016052 is an apocalyptic number.

It is an amenable number.

25434016052 is a deficient number, since it is larger than the sum of its proper divisors (19180954348).

25434016052 is a wasteful number, since it uses less digits than its factorization.

25434016052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9551 (or 9549 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 25434016052 in words is "twenty-five billion, four hundred thirty-four million, sixteen thousand, fifty-two".