25057460514 has 16 divisors (see below), whose sum is σ = 50125724352. Its totient is φ = 8350686288.

The previous prime is 25057460503. The next prime is 25057460521. The reversal of 25057460514 is 41506475052.

It is a Curzon 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, 419829 + ... + 475784.

It is an arithmetic number, because the mean of its divisors is an integer number (3132857772).

Almost surely, 2^25057460514 is an apocalyptic number.

25057460514 is an abundant number, since it is smaller than the sum of its proper divisors (25068263838).

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

25057460514 is a wasteful number, since it uses less digits than its factorization.

25057460514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900281.

The product of its (nonzero) digits is 168000, while the sum is 39.

The spelling of 25057460514 in words is "twenty-five billion, fifty-seven million, four hundred sixty thousand, five hundred fourteen".