144640456315112 has 64 divisors (see below), whose sum is σ = 275653891393920. Its totient is φ = 71142336615168.

The previous prime is 144640456315081. The next prime is 144640456315139. The reversal of 144640456315112 is 211513654046441.

It is a happy number.

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, 475534103 + ... + 475838169.

It is an arithmetic number, because the mean of its divisors is an integer number (4307092053030).

Almost surely, 2^{144640456315112} is an apocalyptic number.

It is an amenable number.

144640456315112 is a deficient number, since it is larger than the sum of its proper divisors (131013435078808).

144640456315112 is a wasteful number, since it uses less digits than its factorization.

144640456315112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308010 (or 308006 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 47.

The spelling of 144640456315112 in words is "one hundred forty-four trillion, six hundred forty billion, four hundred fifty-six million, three hundred fifteen thousand, one hundred twelve".