450311426446 has 16 divisors (see below), whose sum is σ = 817372001376. Its totient is φ = 181638222336.

The previous prime is 450311426437. The next prime is 450311426471. The reversal of 450311426446 is 644624113054.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 450311426399 and 450311426408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 946032171 + ... + 946032646.

It is an arithmetic number, because the mean of its divisors is an integer number (51085750086).

Almost surely, 2^450311426446 is an apocalyptic number.

450311426446 is a deficient number, since it is larger than the sum of its proper divisors (367060574930).

450311426446 is a wasteful number, since it uses less digits than its factorization.

450311426446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1892064843.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 450311426446 in words is "four hundred fifty billion, three hundred eleven million, four hundred twenty-six thousand, four hundred forty-six".