25254546764 has 6 divisors (see below), whose sum is σ = 44195456844. Its totient is φ = 12627273380.

The previous prime is 25254546739. The next prime is 25254546767. The reversal of 25254546764 is 46764545252.

It is not an unprimeable number, because it can be changed into a prime (25254546767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3156818342 + ... + 3156818349.

It is an arithmetic number, because the mean of its divisors is an integer number (7365909474).

Almost surely, 2^25254546764 is an apocalyptic number.

It is an amenable number.

25254546764 is a deficient number, since it is larger than the sum of its proper divisors (18940910080).

25254546764 is a wasteful number, since it uses less digits than its factorization.

25254546764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6313636695 (or 6313636693 counting only the distinct ones).

The product of its digits is 8064000, while the sum is 50.

The spelling of 25254546764 in words is "twenty-five billion, two hundred fifty-four million, five hundred forty-six thousand, seven hundred sixty-four".