254104021516 has 12 divisors (see below), whose sum is σ = 446001571288. Its totient is φ = 126675001152.

The previous prime is 254104021487. The next prime is 254104021519. The reversal of 254104021516 is 615120401452.

It is a happy number.

254104021516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (254104021519) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 94250886 + ... + 94253581.

Almost surely, 2^254104021516 is an apocalyptic number.

It is an amenable number.

254104021516 is a deficient number, since it is larger than the sum of its proper divisors (191897549772).

254104021516 is a wasteful number, since it uses less digits than its factorization.

254104021516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188504808 (or 188504806 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 254104021516 its reverse (615120401452), we get a palindrome (869224422968).

The spelling of 254104021516 in words is "two hundred fifty-four billion, one hundred four million, twenty-one thousand, five hundred sixteen".