25040011402 has 8 divisors (see below), whose sum is σ = 42925733856. Its totient is φ = 10731433452.

The previous prime is 25040011391. The next prime is 25040011411. The reversal of 25040011402 is 20411004052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 25040011402.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 894286108 + ... + 894286135.

It is an arithmetic number, because the mean of its divisors is an integer number (5365716732).

Almost surely, 2^25040011402 is an apocalyptic number.

25040011402 is a deficient number, since it is larger than the sum of its proper divisors (17885722454).

25040011402 is a wasteful number, since it uses less digits than its factorization.

25040011402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1788572252.

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 25040011402 its reverse (20411004052), we get a palindrome (45451015454).

The spelling of 25040011402 in words is "twenty-five billion, forty million, eleven thousand, four hundred two".