87320583178347 has 16 divisors (see below), whose sum is σ = 116462855808000. Its totient is φ = 58196018779872.

The previous prime is 87320583178313. The next prime is 87320583178391. The reversal of 87320583178347 is 74387138502378.

It is not a de Polignac number, because 87320583178347 - 2¹⁴ = 87320583161963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (87320583178747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146024358 + ... + 146621124.

It is an arithmetic number, because the mean of its divisors is an integer number (7278928488000).

Almost surely, 2^{87320583178347} is an apocalyptic number.

87320583178347 is a deficient number, since it is larger than the sum of its proper divisors (29142272629653).

87320583178347 is a wasteful number, since it uses less digits than its factorization.

87320583178347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611522.

The product of its (nonzero) digits is 189665280, while the sum is 66.

The spelling of 87320583178347 in words is "eighty-seven trillion, three hundred twenty billion, five hundred eighty-three million, one hundred seventy-eight thousand, three hundred forty-seven".