145516832222 has 24 divisors (see below), whose sum is σ = 228398738400. Its totient is φ = 69520014720.

The previous prime is 145516832173. The next prime is 145516832309. The reversal of 145516832222 is 222238615541.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 145516832222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 327347 + ... + 631022.

It is an arithmetic number, because the mean of its divisors is an integer number (9516614100).

Almost surely, 2^145516832222 is an apocalyptic number.

145516832222 is a deficient number, since it is larger than the sum of its proper divisors (82881906178).

145516832222 is an equidigital number, since it uses as much as digits as its factorization.

145516832222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958512 (or 958481 counting only the distinct ones).

The product of its digits is 230400, while the sum is 41.

The spelling of 145516832222 in words is "one hundred forty-five billion, five hundred sixteen million, eight hundred thirty-two thousand, two hundred twenty-two".