1443515240216 has 64 divisors (see below), whose sum is σ = 3109650869760. Its totient is φ = 615371904000.

The previous prime is 1443515240183. The next prime is 1443515240243. The reversal of 1443515240216 is 6120425153441.

It is a self number, because there is not a number n which added to its sum of digits gives 1443515240216.

It is a congruent 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, 21601736 + ... + 21668456.

It is an arithmetic number, because the mean of its divisors is an integer number (48588294840).

Almost surely, 2^{1443515240216} is an apocalyptic number.

It is an amenable number.

1443515240216 is an abundant number, since it is smaller than the sum of its proper divisors (1666135629544).

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

1443515240216 is a wasteful number, since it uses less digits than its factorization.

1443515240216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68776 (or 68772 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 1443515240216 in words is "one trillion, four hundred forty-three billion, five hundred fifteen million, two hundred forty thousand, two hundred sixteen".