87224642278 has 8 divisors (see below), whose sum is σ = 135057510720. Its totient is φ = 42205472040.

The previous prime is 87224642243. The next prime is 87224642303.

It is a happy number.

87224642278 is nontrivially palindromic in base 10.

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

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, 703424473 + ... + 703424596.

It is an arithmetic number, because the mean of its divisors is an integer number (16882188840).

Almost surely, 2^87224642278 is an apocalyptic number.

87224642278 is a deficient number, since it is larger than the sum of its proper divisors (47832868442).

87224642278 is a wasteful number, since it uses less digits than its factorization.

87224642278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406849102.

The product of its digits is 4816896, while the sum is 52.

The spelling of 87224642278 in words is "eighty-seven billion, two hundred twenty-four million, six hundred forty-two thousand, two hundred seventy-eight".