47986727515 has 4 divisors (see below), whose sum is σ = 57584073024. Its totient is φ = 38389382008.

The previous prime is 47986727473. The next prime is 47986727521. The reversal of 47986727515 is 51572768974.

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

It is a cyclic number.

It is not a de Polignac number, because 47986727515 - 2²³ = 47978338907 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4798672747 + ... + 4798672756.

It is an arithmetic number, because the mean of its divisors is an integer number (14396018256).

Almost surely, 2^47986727515 is an apocalyptic number.

47986727515 is a deficient number, since it is larger than the sum of its proper divisors (9597345509).

47986727515 is an equidigital number, since it uses as much as digits as its factorization.

47986727515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9597345508.

The product of its digits is 29635200, while the sum is 61.

The spelling of 47986727515 in words is "forty-seven billion, nine hundred eighty-six million, seven hundred twenty-seven thousand, five hundred fifteen".