1445616412 has 24 divisors (see below), whose sum is σ = 2585943360. Its totient is φ = 706802880.

The previous prime is 1445616373. The next prime is 1445616427. The reversal of 1445616412 is 2146165441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265962 + ... + 271342.

It is an arithmetic number, because the mean of its divisors is an integer number (107747640).

Almost surely, 2^1445616412 is an apocalyptic number.

It is an amenable number.

1445616412 is a deficient number, since it is larger than the sum of its proper divisors (1140326948).

1445616412 is a wasteful number, since it uses less digits than its factorization.

1445616412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6861 (or 6859 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 1445616412 is about 38021.2626302704. The cubic root of 1445616412 is about 1130.7094539826.

The spelling of 1445616412 in words is "one billion, four hundred forty-five million, six hundred sixteen thousand, four hundred twelve".