25401501134 has 4 divisors (see below), whose sum is σ = 38102251704. Its totient is φ = 12700750566.

The previous prime is 25401501127. The next prime is 25401501143. The reversal of 25401501134 is 43110510452.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6350375282 + ... + 6350375285.

It is an arithmetic number, because the mean of its divisors is an integer number (9525562926).

Almost surely, 2^25401501134 is an apocalyptic number.

25401501134 is a deficient number, since it is larger than the sum of its proper divisors (12700750570).

25401501134 is a wasteful number, since it uses less digits than its factorization.

25401501134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12700750569.

The product of its (nonzero) digits is 2400, while the sum is 26.

The spelling of 25401501134 in words is "twenty-five billion, four hundred one million, five hundred one thousand, one hundred thirty-four".