4573140444 has 72 divisors (see below), whose sum is σ = 11999398320. Its totient is φ = 1522934784.

The previous prime is 4573140421. The next prime is 4573140469. The reversal of 4573140444 is 4440413754.

4573140444 is a `hidden beast` number, since 4 + 5 + 73 + 140 + 444 = 666.

It is a super-2 number, since 2×4573140444² = 41827227041097034272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4573140399 and 4573140408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1659772 + ... + 1662524.

It is an arithmetic number, because the mean of its divisors is an integer number (166658310).

Almost surely, 2^4573140444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4573140444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5999699160).

4573140444 is an abundant number, since it is smaller than the sum of its proper divisors (7426257876).

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

4573140444 is a wasteful number, since it uses less digits than its factorization.

4573140444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4481 (or 4467 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 36.

The square root of 4573140444 is about 67624.9986617375. The cubic root of 4573140444 is about 1659.8602054823.

The spelling of 4573140444 in words is "four billion, five hundred seventy-three million, one hundred forty thousand, four hundred forty-four".