25134432041454 has 16 divisors (see below), whose sum is σ = 50269183479120. Its totient is φ = 8378090781120.

The previous prime is 25134432041449. The next prime is 25134432041489. The reversal of 25134432041454 is 45414023443152.

It is a congruent number.

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, 12279037 + ... + 14178984.

It is an arithmetic number, because the mean of its divisors is an integer number (3141823967445).

Almost surely, 2^{25134432041454} is an apocalyptic number.

25134432041454 is an abundant number, since it is smaller than the sum of its proper divisors (25134751437666).

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

25134432041454 is a wasteful number, since it uses less digits than its factorization.

25134432041454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26616355.

The product of its (nonzero) digits is 921600, while the sum is 42.

The spelling of 25134432041454 in words is "twenty-five trillion, one hundred thirty-four billion, four hundred thirty-two million, forty-one thousand, four hundred fifty-four".