440461463004454 has 16 divisors (see below), whose sum is σ = 689505465568608. Its totient is φ = 210628739022592.

The previous prime is 440461463004427. The next prime is 440461463004457. The reversal of 440461463004454 is 454400364164044.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 440461463004398 and 440461463004407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440461463004457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607435627 + ... + 608160310.

It is an arithmetic number, because the mean of its divisors is an integer number (43094091598038).

Almost surely, 2^{440461463004454} is an apocalyptic number.

440461463004454 is a deficient number, since it is larger than the sum of its proper divisors (249044002564154).

440461463004454 is a wasteful number, since it uses less digits than its factorization.

440461463004454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215603839.

The product of its (nonzero) digits is 8847360, while the sum is 49.

The spelling of 440461463004454 in words is "four hundred forty trillion, four hundred sixty-one billion, four hundred sixty-three million, four thousand, four hundred fifty-four".