1445538716 has 12 divisors (see below), whose sum is σ = 2571163560. Its totient is φ = 710920560.

The previous prime is 1445538673. The next prime is 1445538733. The reversal of 1445538716 is 6178355441.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 2961926 + ... + 2962413.

It is an arithmetic number, because the mean of its divisors is an integer number (214263630).

Almost surely, 2^1445538716 is an apocalyptic number.

It is an amenable number.

1445538716 is a deficient number, since it is larger than the sum of its proper divisors (1125624844).

1445538716 is a wasteful number, since it uses less digits than its factorization.

1445538716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5924404 (or 5924402 counting only the distinct ones).

The product of its digits is 403200, while the sum is 44.

The square root of 1445538716 is about 38020.2408724616. The cubic root of 1445538716 is about 1130.6891966089.

The spelling of 1445538716 in words is "one billion, four hundred forty-five million, five hundred thirty-eight thousand, seven hundred sixteen".