4005237355472 has 40 divisors (see below), whose sum is σ = 7970163633576. Its totient is φ = 1948424772096.

The previous prime is 4005237355433. The next prime is 4005237355487. The reversal of 4005237355472 is 2745537325004.

It can be written as a sum of positive squares in 4 ways, for example, as 1893144839056 + 2112092516416 = 1375916^2 + 1453304^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19226978 + ... + 19434174.

Almost surely, 2^{4005237355472} is an apocalyptic number.

It is an amenable number.

4005237355472 is a deficient number, since it is larger than the sum of its proper divisors (3964926278104).

4005237355472 is a wasteful number, since it uses less digits than its factorization.

4005237355472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239895 (or 239889 counting only the distinct ones).

The product of its (nonzero) digits is 3528000, while the sum is 47.

The spelling of 4005237355472 in words is "four trillion, five billion, two hundred thirty-seven million, three hundred fifty-five thousand, four hundred seventy-two".