4461433644140 has 96 divisors (see below), whose sum is σ = 10888295927040. Its totient is φ = 1518435590400.

The previous prime is 4461433644131. The next prime is 4461433644169. The reversal of 4461433644140 is 414463341644.

It is a happy number.

It is a super-2 number, since 2×4461433644140² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 4461433644091 and 4461433644100.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6082751 + ... + 6776630.

It is an arithmetic number, because the mean of its divisors is an integer number (113419749240).

Almost surely, 2^{4461433644140} is an apocalyptic number.

It is an amenable number.

4461433644140 is an abundant number, since it is smaller than the sum of its proper divisors (6426862282900).

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

4461433644140 is a wasteful number, since it uses less digits than its factorization.

4461433644140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12859503 (or 12859501 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 44.

Adding to 4461433644140 its reverse (414463341644), we get a palindrome (4875896985784).

The spelling of 4461433644140 in words is "four trillion, four hundred sixty-one billion, four hundred thirty-three million, six hundred forty-four thousand, one hundred forty".