25224142104 has 48 divisors (see below), whose sum is σ = 78074727120. Its totient is φ = 7206897600.

The previous prime is 25224142079. The next prime is 25224142129. The reversal of 25224142104 is 40124142252.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (25224142079) and next prime (25224142129).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25023447 + ... + 25024454.

It is an arithmetic number, because the mean of its divisors is an integer number (1626556815).

Almost surely, 2^25224142104 is an apocalyptic number.

25224142104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

25224142104 is an abundant number, since it is smaller than the sum of its proper divisors (52850585016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25224142104 is a wasteful number, since it uses less digits than its factorization.

25224142104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50047920 (or 50047913 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 25224142104 its reverse (40124142252), we get a palindrome (65348284356).

The spelling of 25224142104 in words is "twenty-five billion, two hundred twenty-four million, one hundred forty-two thousand, one hundred four".