4072737505 has 8 divisors (see below), whose sum is σ = 4887872424. Its totient is φ = 3257798400.

The previous prime is 4072737497. The next prime is 4072737511. The reversal of 4072737505 is 5057372704.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 389825536 + 3682911969 = 19744^2 + 60687^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4072737505 - 2³ = 4072737497 is a prime.

It is a Duffinian 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, 1545 + ... + 90265.

It is an arithmetic number, because the mean of its divisors is an integer number (610984053).

Almost surely, 2^4072737505 is an apocalyptic number.

It is an amenable number.

4072737505 is a deficient number, since it is larger than the sum of its proper divisors (815134919).

4072737505 is an equidigital number, since it uses as much as digits as its factorization.

4072737505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97907.

The product of its (nonzero) digits is 205800, while the sum is 40.

The square root of 4072737505 is about 63818.0029850512. The cubic root of 4072737505 is about 1596.9652769711.

The spelling of 4072737505 in words is "four billion, seventy-two million, seven hundred thirty-seven thousand, five hundred five".