16142202016 has 24 divisors (see below), whose sum is σ = 31784587380. Its totient is φ = 8069925888.

The previous prime is 16142201953. The next prime is 16142202017. The reversal of 16142202016 is 61020224161.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14161952016 + 1980250000 = 119004^2 + 44500^2 .

It is not an unprimeable number, because it can be changed into a prime (16142202017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212520 + ... + 278296.

Almost surely, 2^16142202016 is an apocalyptic number.

16142202016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16142202016 is a deficient number, since it is larger than the sum of its proper divisors (15642385364).

16142202016 is an equidigital number, since it uses as much as digits as its factorization.

16142202016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73456 (or 73448 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 16142202016 its reverse (61020224161), we get a palindrome (77162426177).

The spelling of 16142202016 in words is "sixteen billion, one hundred forty-two million, two hundred two thousand, sixteen".