87714688641778 has 8 divisors (see below), whose sum is σ = 143533126868400. Its totient is φ = 39870313018980.

The previous prime is 87714688641743. The next prime is 87714688641791.

87714688641778 is nontrivially palindromic in base 10.

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

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, 1993515650928 + ... + 1993515650971.

It is an arithmetic number, because the mean of its divisors is an integer number (17941640858550).

Almost surely, 2^{87714688641778} is an apocalyptic number.

87714688641778 is a deficient number, since it is larger than the sum of its proper divisors (55818438226622).

87714688641778 is a wasteful number, since it uses less digits than its factorization.

87714688641778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3987031301912.

The product of its digits is 5664669696, while the sum is 82.

The spelling of 87714688641778 in words is "eighty-seven trillion, seven hundred fourteen billion, six hundred eighty-eight million, six hundred forty-one thousand, seven hundred seventy-eight".