25144140050 has 48 divisors (see below), whose sum is σ = 47140107840. Its totient is φ = 9977912640.

The previous prime is 25144140031. The next prime is 25144140089. The reversal of 25144140050 is 5004144152.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4348061 + ... + 4353839.

It is an arithmetic number, because the mean of its divisors is an integer number (982085580).

Almost surely, 2^25144140050 is an apocalyptic number.

25144140050 is a deficient number, since it is larger than the sum of its proper divisors (21995967790).

25144140050 is a wasteful number, since it uses less digits than its factorization.

25144140050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6467 (or 6462 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The spelling of 25144140050 in words is "twenty-five billion, one hundred forty-four million, one hundred forty thousand, fifty".