1446416401 has 4 divisors (see below), whose sum is σ = 1522543600. Its totient is φ = 1370289204.

The previous prime is 1446416371. The next prime is 1446416429. The reversal of 1446416401 is 1046146441.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1446416401 - 2⁵ = 1446416369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1446416501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38063571 + ... + 38063608.

It is an arithmetic number, because the mean of its divisors is an integer number (380635900).

Almost surely, 2^1446416401 is an apocalyptic number.

It is an amenable number.

1446416401 is a deficient number, since it is larger than the sum of its proper divisors (76127199).

1446416401 is an equidigital number, since it uses as much as digits as its factorization.

1446416401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76127198.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 1446416401 is about 38031.7814597213. The cubic root of 1446416401 is about 1130.9179897814.

The spelling of 1446416401 in words is "one billion, four hundred forty-six million, four hundred sixteen thousand, four hundred one".