4148440345 has 32 divisors (see below), whose sum is σ = 5735778048. Its totient is φ = 2821506048.

The previous prime is 4148440291. The next prime is 4148440399. The reversal of 4148440345 is 5430448414.

4148440345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4148440291) and next prime (4148440399).

It is a cyclic number.

It is not a de Polignac number, because 4148440345 - 2⁷ = 4148440217 is a prime.

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, 2502757 + ... + 2504413.

It is an arithmetic number, because the mean of its divisors is an integer number (179243064).

Almost surely, 2^4148440345 is an apocalyptic number.

It is an amenable number.

4148440345 is a deficient number, since it is larger than the sum of its proper divisors (1587337703).

4148440345 is a wasteful number, since it uses less digits than its factorization.

4148440345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209.

The product of its (nonzero) digits is 122880, while the sum is 37.

The square root of 4148440345 is about 64408.3872255780. The cubic root of 4148440345 is about 1606.7992354920.

Adding to 4148440345 its reverse (5430448414), we get a palindrome (9578888759).

The spelling of 4148440345 in words is "four billion, one hundred forty-eight million, four hundred forty thousand, three hundred forty-five".