25413520330 has 64 divisors (see below), whose sum is σ = 50426603136. Its totient is φ = 9144576000.

The previous prime is 25413520261. The next prime is 25413520333. The reversal of 25413520330 is 3302531452.

It is not an unprimeable number, because it can be changed into a prime (25413520333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10079470 + ... + 10081990.

It is an arithmetic number, because the mean of its divisors is an integer number (787915674).

Almost surely, 2^25413520330 is an apocalyptic number.

25413520330 is a deficient number, since it is larger than the sum of its proper divisors (25013082806).

25413520330 is a wasteful number, since it uses less digits than its factorization.

25413520330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3463.

The product of its (nonzero) digits is 10800, while the sum is 28.

The spelling of 25413520330 in words is "twenty-five billion, four hundred thirteen million, five hundred twenty thousand, three hundred thirty".