4243621207546 has 16 divisors (see below), whose sum is σ = 7274923332480. Its totient is φ = 1818658773360.

The previous prime is 4243621207543. The next prime is 4243621207577. The reversal of 4243621207546 is 6457021263424.

It is a junction number, because it is equal to n+sod(n) for n = 4243621207496 and 4243621207505.

It is not an unprimeable number, because it can be changed into a prime (4243621207541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2264310 + ... + 3689761.

It is an arithmetic number, because the mean of its divisors is an integer number (454682708280).

Almost surely, 2^{4243621207546} is an apocalyptic number.

4243621207546 is a deficient number, since it is larger than the sum of its proper divisors (3031302124934).

4243621207546 is a wasteful number, since it uses less digits than its factorization.

4243621207546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6004989.

The product of its (nonzero) digits is 1935360, while the sum is 46.

The spelling of 4243621207546 in words is "four trillion, two hundred forty-three billion, six hundred twenty-one million, two hundred seven thousand, five hundred forty-six".