25115420414 has 8 divisors (see below), whose sum is σ = 43055006448. Its totient is φ = 10763751600.

The previous prime is 25115420411. The next prime is 25115420417. The reversal of 25115420414 is 41402451152.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (25115420411) and next prime (25115420417).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25115420411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 896979287 + ... + 896979314.

It is an arithmetic number, because the mean of its divisors is an integer number (5381875806).

Almost surely, 2^25115420414 is an apocalyptic number.

25115420414 is a deficient number, since it is larger than the sum of its proper divisors (17939586034).

25115420414 is a wasteful number, since it uses less digits than its factorization.

25115420414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793958610.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 25115420414 its reverse (41402451152), we get a palindrome (66517871566).

The spelling of 25115420414 in words is "twenty-five billion, one hundred fifteen million, four hundred twenty thousand, four hundred fourteen".