440061622056446 has 16 divisors (see below), whose sum is σ = 710872129270464. Its totient is φ = 203104405403424.

The previous prime is 440061622056319. The next prime is 440061622056481. The reversal of 440061622056446 is 644650226160044.

It is a junction number, because it is equal to n+sod(n) for n = 440061622056394 and 440061622056403.

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, 34313030 + ... + 45359753.

It is an arithmetic number, because the mean of its divisors is an integer number (44429508079404).

Almost surely, 2^{440061622056446} is an apocalyptic number.

440061622056446 is a deficient number, since it is larger than the sum of its proper divisors (270810507214018).

440061622056446 is a wasteful number, since it uses less digits than its factorization.

440061622056446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79885235.

The product of its (nonzero) digits is 6635520, while the sum is 50.

The spelling of 440061622056446 in words is "four hundred forty trillion, sixty-one billion, six hundred twenty-two million, fifty-six thousand, four hundred forty-six".