25461134401 has 8 divisors (see below), whose sum is σ = 25823864000. Its totient is φ = 25100753040.

The previous prime is 25461134393. The next prime is 25461134407. The reversal of 25461134401 is 10443116452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25461134401 - 2³ = 25461134393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25461134407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 565215 + ... + 608596.

It is an arithmetic number, because the mean of its divisors is an integer number (3227983000).

Almost surely, 2^25461134401 is an apocalyptic number.

It is an amenable number.

25461134401 is a deficient number, since it is larger than the sum of its proper divisors (362729599).

25461134401 is a wasteful number, since it uses less digits than its factorization.

25461134401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174119.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 25461134401 in words is "twenty-five billion, four hundred sixty-one million, one hundred thirty-four thousand, four hundred one".