71553222084 has 48 divisors (see below), whose sum is σ = 169841931840. Its totient is φ = 23446010944.

The previous prime is 71553222073. The next prime is 71553222127. The reversal of 71553222084 is 48022235517.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2450032 + ... + 2479064.

It is an arithmetic number, because the mean of its divisors is an integer number (3538373580).

Almost surely, 2^71553222084 is an apocalyptic number.

It is an amenable number.

71553222084 is an abundant number, since it is smaller than the sum of its proper divisors (98288709756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71553222084 is an equidigital number, since it uses as much as digits as its factorization.

71553222084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29217 (or 29097 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 39.

The spelling of 71553222084 in words is "seventy-one billion, five hundred fifty-three million, two hundred twenty-two thousand, eighty-four".