4026046666646 has 4 divisors (see below), whose sum is σ = 6039069999972. Its totient is φ = 2013023333322.

The previous prime is 4026046666633. The next prime is 4026046666651. The reversal of 4026046666646 is 6466666406204.

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

It is a super-2 number, since 2×4026046666646² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4026046666591 and 4026046666600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006511666660 + ... + 1006511666663.

It is an arithmetic number, because the mean of its divisors is an integer number (1509767499993).

Almost surely, 2^{4026046666646} is an apocalyptic number.

4026046666646 is a deficient number, since it is larger than the sum of its proper divisors (2013023333326).

4026046666646 is a wasteful number, since it uses less digits than its factorization.

4026046666646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013023333325.

The product of its (nonzero) digits is 35831808, while the sum is 56.

The spelling of 4026046666646 in words is "four trillion, twenty-six billion, forty-six million, six hundred sixty-six thousand, six hundred forty-six".