4054643063246 has 4 divisors (see below), whose sum is σ = 6081964594872. Its totient is φ = 2027321531622.

The previous prime is 4054643063243. The next prime is 4054643063287. The reversal of 4054643063246 is 6423603464504.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4054643063246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4054643063243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1013660765810 + ... + 1013660765813.

It is an arithmetic number, because the mean of its divisors is an integer number (1520491148718).

Almost surely, 2^{4054643063246} is an apocalyptic number.

4054643063246 is a deficient number, since it is larger than the sum of its proper divisors (2027321531626).

4054643063246 is a wasteful number, since it uses less digits than its factorization.

4054643063246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2027321531625.

The product of its (nonzero) digits is 4976640, while the sum is 47.

The spelling of 4054643063246 in words is "four trillion, fifty-four billion, six hundred forty-three million, sixty-three thousand, two hundred forty-six".