4218146456 has 64 divisors (see below), whose sum is σ = 8398080000. Its totient is φ = 1982185216.

The previous prime is 4218146453. The next prime is 4218146473. The reversal of 4218146456 is 6546418124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4218146453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2930585 + ... + 2932023.

It is an arithmetic number, because the mean of its divisors is an integer number (131220000).

Almost surely, 2^4218146456 is an apocalyptic number.

4218146456 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

4218146456 is a deficient number, since it is larger than the sum of its proper divisors (4179933544).

4218146456 is a wasteful number, since it uses less digits than its factorization.

4218146456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1736 (or 1732 counting only the distinct ones).

The product of its digits is 184320, while the sum is 41.

The square root of 4218146456 is about 64947.2590337729. The cubic root of 4218146456 is about 1615.7489592636.

The spelling of 4218146456 in words is "four billion, two hundred eighteen million, one hundred forty-six thousand, four hundred fifty-six".