444426000441451 has 16 divisors (see below), whose sum is σ = 509288319074304. Its totient is φ = 379907086891104.

The previous prime is 444426000441403. The next prime is 444426000441469. The reversal of 444426000441451 is 154144000624444.

It is a cyclic number.

It is not a de Polignac number, because 444426000441451 - 2¹⁷ = 444426000310379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 444426000441398 and 444426000441407.

It is not an unprimeable number, because it can be changed into a prime (444426000441251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21628965 + ... + 36832921.

It is an arithmetic number, because the mean of its divisors is an integer number (31830519942144).

Almost surely, 2^{444426000441451} is an apocalyptic number.

444426000441451 is a deficient number, since it is larger than the sum of its proper divisors (64862318632853).

444426000441451 is a wasteful number, since it uses less digits than its factorization.

444426000441451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15215250.

The product of its (nonzero) digits is 983040, while the sum is 43.

The spelling of 444426000441451 in words is "four hundred forty-four trillion, four hundred twenty-six billion, four hundred forty-one thousand, four hundred fifty-one".