16242736774318 has 4 divisors (see below), whose sum is σ = 24364105161480. Its totient is φ = 8121368387158.

The previous prime is 16242736774309. The next prime is 16242736774331. The reversal of 16242736774318 is 81347763724261.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4060684193578 + ... + 4060684193581.

It is an arithmetic number, because the mean of its divisors is an integer number (6091026290370).

Almost surely, 2^{16242736774318} is an apocalyptic number.

16242736774318 is a deficient number, since it is larger than the sum of its proper divisors (8121368387162).

16242736774318 is an equidigital number, since it uses as much as digits as its factorization.

16242736774318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8121368387161.

The product of its digits is 56899584, while the sum is 61.

The spelling of 16242736774318 in words is "sixteen trillion, two hundred forty-two billion, seven hundred thirty-six million, seven hundred seventy-four thousand, three hundred eighteen".