87539644222 has 8 divisors (see below), whose sum is σ = 131348755296. Its totient is φ = 43756725792.

The previous prime is 87539644211. The next prime is 87539644271. The reversal of 87539644222 is 22244693578.

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

It is a self number, because there is not a number n which added to its sum of digits gives 87539644222.

It is a congruent 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, 6539803 + ... + 6553174.

It is an arithmetic number, because the mean of its divisors is an integer number (16418594412).

Almost surely, 2^87539644222 is an apocalyptic number.

87539644222 is a deficient number, since it is larger than the sum of its proper divisors (43809111074).

87539644222 is a wasteful number, since it uses less digits than its factorization.

87539644222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13096322.

The product of its digits is 5806080, while the sum is 52.

The spelling of 87539644222 in words is "eighty-seven billion, five hundred thirty-nine million, six hundred forty-four thousand, two hundred twenty-two".