4445140412 has 12 divisors (see below), whose sum is σ = 7787046960. Its totient is φ = 2220269856.

The previous prime is 4445140397. The next prime is 4445140423. The reversal of 4445140412 is 2140415444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 570737 + ... + 578472.

It is an arithmetic number, because the mean of its divisors is an integer number (648920580).

Almost surely, 2^4445140412 is an apocalyptic number.

It is an amenable number.

4445140412 is a deficient number, since it is larger than the sum of its proper divisors (3341906548).

4445140412 is a wasteful number, since it uses less digits than its factorization.

4445140412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150180 (or 1150178 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

The square root of 4445140412 is about 66671.8862190054. The cubic root of 4445140412 is about 1644.2271985872.

Adding to 4445140412 its reverse (2140415444), we get a palindrome (6585555856).

The spelling of 4445140412 in words is "four billion, four hundred forty-five million, one hundred forty thousand, four hundred twelve".