25714066254 has 8 divisors (see below), whose sum is σ = 51428132520. Its totient is φ = 8571355416.

The previous prime is 25714066249. The next prime is 25714066283. The reversal of 25714066254 is 45266041752.

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

25714066254 is an admirable number.

It is a super-2 number, since 2×25714066254² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2142838849 + ... + 2142838860.

It is an arithmetic number, because the mean of its divisors is an integer number (6428516565).

Almost surely, 2^25714066254 is an apocalyptic number.

25714066254 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

25714066254 is a wasteful number, since it uses less digits than its factorization.

25714066254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4285677714.

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 25714066254 in words is "twenty-five billion, seven hundred fourteen million, sixty-six thousand, two hundred fifty-four".