25054535112634 has 4 divisors (see below), whose sum is σ = 37581802668954. Its totient is φ = 12527267556316.

The previous prime is 25054535112617. The next prime is 25054535112667. The reversal of 25054535112634 is 43621153545052.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 24798856224025 + 255678888609 = 4979845^2 + 505647^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6263633778157 + ... + 6263633778160.

Almost surely, 2^{25054535112634} is an apocalyptic number.

25054535112634 is a deficient number, since it is larger than the sum of its proper divisors (12527267556320).

25054535112634 is a wasteful number, since it uses less digits than its factorization.

25054535112634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12527267556319.

The product of its (nonzero) digits is 2160000, while the sum is 46.

Adding to 25054535112634 its reverse (43621153545052), we get a palindrome (68675688657686).

The spelling of 25054535112634 in words is "twenty-five trillion, fifty-four billion, five hundred thirty-five million, one hundred twelve thousand, six hundred thirty-four".