25053124242 has 32 divisors (see below), whose sum is σ = 52038720000. Its totient is φ = 8034035328.

The previous prime is 25053124241. The next prime is 25053124267. The reversal of 25053124242 is 24242135052.

It is not an unprimeable number, because it can be changed into a prime (25053124241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 614242 + ... + 653757.

It is an arithmetic number, because the mean of its divisors is an integer number (1626210000).

Almost surely, 2^25053124242 is an apocalyptic number.

25053124242 is an abundant number, since it is smaller than the sum of its proper divisors (26985595758).

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

25053124242 is a wasteful number, since it uses less digits than its factorization.

25053124242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268130.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 25053124242 its reverse (24242135052), we get a palindrome (49295259294).

The spelling of 25053124242 in words is "twenty-five billion, fifty-three million, one hundred twenty-four thousand, two hundred forty-two".