25342113602 has 16 divisors (see below), whose sum is σ = 40945805880. Its totient is φ = 11693918592.

The previous prime is 25342113557. The next prime is 25342113637. The reversal of 25342113602 is 20631124352.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 25287042361 + 55071241 = 159019^2 + 7421^2 .

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, 28358 + ... + 226910.

Almost surely, 2^25342113602 is an apocalyptic number.

25342113602 is a deficient number, since it is larger than the sum of its proper divisors (15603692278).

25342113602 is a wasteful number, since it uses less digits than its factorization.

25342113602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203477.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 25342113602 its reverse (20631124352), we get a palindrome (45973237954).

The spelling of 25342113602 in words is "twenty-five billion, three hundred forty-two million, one hundred thirteen thousand, six hundred two".