15715872871573 has 8 divisors (see below), whose sum is σ = 18906313229120. Its totient is φ = 12761761429440.

The previous prime is 15715872871471. The next prime is 15715872871577. The reversal of 15715872871573 is 37517827851751.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15715872871573 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15715872871499 and 15715872871508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15715872871577) 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, 59082228708 + ... + 59082228973.

It is an arithmetic number, because the mean of its divisors is an integer number (2363289153640).

Almost surely, 2^{15715872871573} is an apocalyptic number.

It is an amenable number.

15715872871573 is a deficient number, since it is larger than the sum of its proper divisors (3190440357547).

15715872871573 is a wasteful number, since it uses less digits than its factorization.

15715872871573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118164457707.

The product of its digits is 115248000, while the sum is 67.

The spelling of 15715872871573 in words is "fifteen trillion, seven hundred fifteen billion, eight hundred seventy-two million, eight hundred seventy-one thousand, five hundred seventy-three".