447621126744 has 64 divisors (see below), whose sum is σ = 1232871943680. Its totient is φ = 134299760000.

The previous prime is 447621126739. The next prime is 447621126769.

447621126744 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×447621126744² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 447621126693 and 447621126702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8367072 + ... + 8420399.

It is an arithmetic number, because the mean of its divisors is an integer number (19263624120).

Almost surely, 2^447621126744 is an apocalyptic number.

447621126744 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

447621126744 is an abundant number, since it is smaller than the sum of its proper divisors (785250816936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

447621126744 is a wasteful number, since it uses less digits than its factorization.

447621126744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16787592 (or 16787588 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 48.

The spelling of 447621126744 in words is "four hundred forty-seven billion, six hundred twenty-one million, one hundred twenty-six thousand, seven hundred forty-four".