254166881812 has 24 divisors (see below), whose sum is σ = 454421632896. Its totient is φ = 124334105088.

The previous prime is 254166881803. The next prime is 254166881861. The reversal of 254166881812 is 218188661452.

254166881812 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 254166881812.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272023 + ... + 763105.

It is an arithmetic number, because the mean of its divisors is an integer number (18934234704).

Almost surely, 2^254166881812 is an apocalyptic number.

It is an amenable number.

254166881812 is a deficient number, since it is larger than the sum of its proper divisors (200254751084).

254166881812 is a wasteful number, since it uses less digits than its factorization.

254166881812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493887 (or 493885 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 52.

The spelling of 254166881812 in words is "two hundred fifty-four billion, one hundred sixty-six million, eight hundred eighty-one thousand, eight hundred twelve".