15742216715 has 16 divisors (see below), whose sum is σ = 19734444288. Its totient is φ = 12032498016.

The previous prime is 15742216703. The next prime is 15742216723. The reversal of 15742216715 is 51761224751.

15742216715 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 15742216715 - 2¹⁰ = 15742215691 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24032 + ... + 179058.

It is an arithmetic number, because the mean of its divisors is an integer number (1233402768).

Almost surely, 2^15742216715 is an apocalyptic number.

15742216715 is a deficient number, since it is larger than the sum of its proper divisors (3992227573).

15742216715 is a wasteful number, since it uses less digits than its factorization.

15742216715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155938.

The product of its digits is 117600, while the sum is 41.

The spelling of 15742216715 in words is "fifteen billion, seven hundred forty-two million, two hundred sixteen thousand, seven hundred fifteen".