25400011034 has 16 divisors (see below), whose sum is σ = 40411435680. Its totient is φ = 11939737680.

The previous prime is 25400011019. The next prime is 25400011051. The reversal of 25400011034 is 43011000452.

It is a junction number, because it is equal to n+sod(n) for n = 25400010997 and 25400011015.

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, 2546249 + ... + 2556204.

It is an arithmetic number, because the mean of its divisors is an integer number (2525714730).

Almost surely, 2^25400011034 is an apocalyptic number.

25400011034 is a deficient number, since it is larger than the sum of its proper divisors (15011424646).

25400011034 is a wasteful number, since it uses less digits than its factorization.

25400011034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5102605.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 25400011034 its reverse (43011000452), we get a palindrome (68411011486).

The spelling of 25400011034 in words is "twenty-five billion, four hundred million, eleven thousand, thirty-four".