4145440348 has 48 divisors (see below), whose sum is σ = 8429876224. Its totient is φ = 1746930240.

The previous prime is 4145440339. The next prime is 4145440357. The reversal of 4145440348 is 8430445414.

It is an interprime number because it is at equal distance from previous prime (4145440339) and next prime (4145440357).

It is a super-2 number, since 2×4145440348² = 34369351357652722208, which contains 22 as substring.

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, 1238365 + ... + 1241707.

Almost surely, 2^4145440348 is an apocalyptic number.

It is an amenable number.

4145440348 is an abundant number, since it is smaller than the sum of its proper divisors (4284435876).

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

4145440348 is a wasteful number, since it uses less digits than its factorization.

4145440348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4082 (or 4080 counting only the distinct ones).

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

The square root of 4145440348 is about 64385.0941445301. The cubic root of 4145440348 is about 1606.4118163715.

The spelling of 4145440348 in words is "four billion, one hundred forty-five million, four hundred forty thousand, three hundred forty-eight".