444151412 has 6 divisors (see below), whose sum is σ = 777264978. Its totient is φ = 222075704.

The previous prime is 444151403. The next prime is 444151423. The reversal of 444151412 is 214151444.

It can be written as a sum of positive squares in only one way, i.e., 330003556 + 114147856 = 18166^2 + 10684^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55518923 + ... + 55518930.

It is an arithmetic number, because the mean of its divisors is an integer number (129544163).

Almost surely, 2^444151412 is an apocalyptic number.

It is an amenable number.

444151412 is a deficient number, since it is larger than the sum of its proper divisors (333113566).

444151412 is a wasteful number, since it uses less digits than its factorization.

444151412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111037857 (or 111037855 counting only the distinct ones).

The product of its digits is 2560, while the sum is 26.

The square root of 444151412 is about 21074.9000472126. The cubic root of 444151412 is about 762.9750722887.

The spelling of 444151412 in words is "four hundred forty-four million, one hundred fifty-one thousand, four hundred twelve".