87522475522 has 8 divisors (see below), whose sum is σ = 135518671872. Its totient is φ = 42349584900.

The previous prime is 87522475477. The next prime is 87522475549. The reversal of 87522475522 is 22557422578.

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, 705826354 + ... + 705826477.

It is an arithmetic number, because the mean of its divisors is an integer number (16939833984).

Almost surely, 2^87522475522 is an apocalyptic number.

87522475522 is a deficient number, since it is larger than the sum of its proper divisors (47996196350).

87522475522 is a wasteful number, since it uses less digits than its factorization.

87522475522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411652864.

The product of its digits is 3136000, while the sum is 49.

The spelling of 87522475522 in words is "eighty-seven billion, five hundred twenty-two million, four hundred seventy-five thousand, five hundred twenty-two".