14066273920 has 32 divisors (see below), whose sum is σ = 33627187620. Its totient is φ = 5626509312.

The previous prime is 14066273887. The next prime is 14066273981. The reversal of 14066273920 is 2937266041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13929664576 + 136609344 = 118024^2 + 11688^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (40).

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, 10988637 + ... + 10989916.

Almost surely, 2^14066273920 is an apocalyptic number.

14066273920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14066273920 is an abundant number, since it is smaller than the sum of its proper divisors (19560913700).

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

14066273920 is an equidigital number, since it uses as much as digits as its factorization.

14066273920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21978572 (or 21978560 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 14066273920 in words is "fourteen billion, sixty-six million, two hundred seventy-three thousand, nine hundred twenty".