4221646415770 has 16 divisors (see below), whose sum is σ = 8684529769728. Its totient is φ = 1447421628240.

The previous prime is 4221646415759. The next prime is 4221646415797. The reversal of 4221646415770 is 775146461224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30154617186 + ... + 30154617325.

It is an arithmetic number, because the mean of its divisors is an integer number (542783110608).

Almost surely, 2^{4221646415770} is an apocalyptic number.

4221646415770 is an abundant number, since it is smaller than the sum of its proper divisors (4462883353958).

4221646415770 is a wasteful number, since it uses less digits than its factorization.

4221646415770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60309234525.

The product of its (nonzero) digits is 2257920, while the sum is 49.

The spelling of 4221646415770 in words is "four trillion, two hundred twenty-one billion, six hundred forty-six million, four hundred fifteen thousand, seven hundred seventy".