87846264878 has 4 divisors (see below), whose sum is σ = 131769397320. Its totient is φ = 43923132438.

The previous prime is 87846264851. The next prime is 87846264901.

87846264878 is nontrivially palindromic in base 10.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21961566218 + ... + 21961566221.

It is an arithmetic number, because the mean of its divisors is an integer number (32942349330).

Almost surely, 2^87846264878 is an apocalyptic number.

87846264878 is a deficient number, since it is larger than the sum of its proper divisors (43923132442).

87846264878 is a wasteful number, since it uses less digits than its factorization.

87846264878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43923132441.

The product of its digits is 231211008, while the sum is 68.

The spelling of 87846264878 in words is "eighty-seven billion, eight hundred forty-six million, two hundred sixty-four thousand, eight hundred seventy-eight".