1446854572873 has 2 divisors, whose sum is σ = 1446854572874. Its totient is φ = 1446854572872.

The previous prime is 1446854572781. The next prime is 1446854572879. The reversal of 1446854572873 is 3782754586441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1409662293264 + 37192279609 = 1187292^2 + 192853^2 .

It is a cyclic number.

It is not a de Polignac number, because 1446854572873 - 2²¹ = 1446852475721 is a prime.

It is a super-2 number, since 2×1446854572873² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1446854572879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 723427286436 + 723427286437.

It is an arithmetic number, because the mean of its divisors is an integer number (723427286437).

Almost surely, 2^{1446854572873} is an apocalyptic number.

It is an amenable number.

1446854572873 is a deficient number, since it is larger than the sum of its proper divisors (1).

1446854572873 is an equidigital number, since it uses as much as digits as its factorization.

1446854572873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 180633600, while the sum is 64.

The spelling of 1446854572873 in words is "one trillion, four hundred forty-six billion, eight hundred fifty-four million, five hundred seventy-two thousand, eight hundred seventy-three".