1445216046 has 32 divisors (see below), whose sum is σ = 2931240960. Its totient is φ = 474955104.

The previous prime is 1445215991. The next prime is 1445216051. The reversal of 1445216046 is 6406125441.

1445216046 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1445215998 and 1445216016.

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, 407296 + ... + 410828.

It is an arithmetic number, because the mean of its divisors is an integer number (91601280).

Almost surely, 2^1445216046 is an apocalyptic number.

1445216046 is an abundant number, since it is smaller than the sum of its proper divisors (1486024914).

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

1445216046 is a wasteful number, since it uses less digits than its factorization.

1445216046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4480.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 1445216046 is about 38015.9972380050. The cubic root of 1445216046 is about 1130.6050603561.

The spelling of 1445216046 in words is "one billion, four hundred forty-five million, two hundred sixteen thousand, forty-six".