25134165466 has 96 divisors (see below), whose sum is σ = 42543547200. Its totient is φ = 11095729920.

The previous prime is 25134165451. The next prime is 25134165479. The reversal of 25134165466 is 66456143152.

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, 230588620 + ... + 230588728.

It is an arithmetic number, because the mean of its divisors is an integer number (443161950).

Almost surely, 2^25134165466 is an apocalyptic number.

25134165466 is a deficient number, since it is larger than the sum of its proper divisors (17409381734).

25134165466 is a wasteful number, since it uses less digits than its factorization.

25134165466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332 (or 285 counting only the distinct ones).

The product of its digits is 518400, while the sum is 43.

The spelling of 25134165466 in words is "twenty-five billion, one hundred thirty-four million, one hundred sixty-five thousand, four hundred sixty-six".