14166052420 has 24 divisors (see below), whose sum is σ = 32037072984. Its totient is φ = 5230542336.

The previous prime is 14166052399. The next prime is 14166052421. The reversal of 14166052420 is 2425066141.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 73513476 + 14092538944 = 8574^2 + 118712^2 .

It is not an unprimeable number, because it can be changed into a prime (14166052421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27242149 + ... + 27242668.

It is an arithmetic number, because the mean of its divisors is an integer number (1334878041).

Almost surely, 2^14166052420 is an apocalyptic number.

14166052420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14166052420 is an abundant number, since it is smaller than the sum of its proper divisors (17871020564).

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

14166052420 is a wasteful number, since it uses less digits than its factorization.

14166052420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54484839 (or 54484837 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 14166052420 in words is "fourteen billion, one hundred sixty-six million, fifty-two thousand, four hundred twenty".