254042232646 has 8 divisors (see below), whose sum is σ = 381072808224. Its totient is φ = 127017963240.

The previous prime is 254042232601. The next prime is 254042232679. The reversal of 254042232646 is 646232240452.

254042232646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×254042232646² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 254042232599 and 254042232608.

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 3 ways as a sum of consecutive naturals, for example, 1474510 + ... + 1637761.

It is an arithmetic number, because the mean of its divisors is an integer number (47634101028).

Almost surely, 2^254042232646 is an apocalyptic number.

254042232646 is a deficient number, since it is larger than the sum of its proper divisors (127030575578).

254042232646 is a wasteful number, since it uses less digits than its factorization.

254042232646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3153086.

The product of its (nonzero) digits is 552960, while the sum is 40.

The spelling of 254042232646 in words is "two hundred fifty-four billion, forty-two million, two hundred thirty-two thousand, six hundred forty-six".