254898153668 has 12 divisors (see below), whose sum is σ = 450402563520. Its totient is φ = 126211706952.

The previous prime is 254898153667. The next prime is 254898153673. The reversal of 254898153668 is 866351898452.

It is not an unprimeable number, because it can be changed into a prime (254898153661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309342008 + ... + 309342831.

It is an arithmetic number, because the mean of its divisors is an integer number (37533546960).

Almost surely, 2^254898153668 is an apocalyptic number.

It is an amenable number.

254898153668 is a deficient number, since it is larger than the sum of its proper divisors (195504409852).

254898153668 is a wasteful number, since it uses less digits than its factorization.

254898153668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618684946 (or 618684944 counting only the distinct ones).

The product of its digits is 99532800, while the sum is 65.

The spelling of 254898153668 in words is "two hundred fifty-four billion, eight hundred ninety-eight million, one hundred fifty-three thousand, six hundred sixty-eight".