1420266166446 has 64 divisors (see below), whose sum is σ = 2952918581760. Its totient is φ = 455069852160.

The previous prime is 1420266166439. The next prime is 1420266166453. The reversal of 1420266166446 is 6446616620241.

It is an interprime number because it is at equal distance from previous prime (1420266166439) and next prime (1420266166453).

It is a junction number, because it is equal to n+sod(n) for n = 1420266166395 and 1420266166404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6081391 + ... + 6310613.

It is an arithmetic number, because the mean of its divisors is an integer number (46139352840).

Almost surely, 2^{1420266166446} is an apocalyptic number.

1420266166446 is an abundant number, since it is smaller than the sum of its proper divisors (1532652415314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1420266166446 is a wasteful number, since it uses less digits than its factorization.

1420266166446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229641.

The product of its (nonzero) digits is 1990656, while the sum is 48.

The spelling of 1420266166446 in words is "one trillion, four hundred twenty billion, two hundred sixty-six million, one hundred sixty-six thousand, four hundred forty-six".