16420405006268 has 12 divisors (see below), whose sum is σ = 28735787197320. Its totient is φ = 8210180092752.

The previous prime is 16420405006259. The next prime is 16420405006277. The reversal of 16420405006268 is 86260050402461.

It is an interprime number because it is at equal distance from previous prime (16420405006259) and next prime (16420405006277).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3896246 + ... + 6929757.

It is an arithmetic number, because the mean of its divisors is an integer number (2394648933110).

Almost surely, 2^{16420405006268} is an apocalyptic number.

It is an amenable number.

16420405006268 is a deficient number, since it is larger than the sum of its proper divisors (12315382191052).

16420405006268 is a wasteful number, since it uses less digits than its factorization.

16420405006268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11205196 (or 11205194 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 16420405006268 in words is "sixteen trillion, four hundred twenty billion, four hundred five million, six thousand, two hundred sixty-eight".