25235021468 has 6 divisors (see below), whose sum is σ = 44161287576. Its totient is φ = 12617510732.

The previous prime is 25235021467. The next prime is 25235021473. The reversal of 25235021468 is 86412053252.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25235021467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3154377680 + ... + 3154377687.

It is an arithmetic number, because the mean of its divisors is an integer number (7360214596).

Almost surely, 2^25235021468 is an apocalyptic number.

It is an amenable number.

25235021468 is a deficient number, since it is larger than the sum of its proper divisors (18926266108).

25235021468 is a wasteful number, since it uses less digits than its factorization.

25235021468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6308755371 (or 6308755369 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 25235021468 in words is "twenty-five billion, two hundred thirty-five million, twenty-one thousand, four hundred sixty-eight".