3775607545 has 8 divisors (see below), whose sum is σ = 4532602824. Its totient is φ = 3019236864.

The previous prime is 3775607531. The next prime is 3775607567. The reversal of 3775607545 is 5457065773.

3775607545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1294272576 + 2481334969 = 35976^2 + 49813^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3775607545 - 2⁷ = 3775607417 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, 142744 + ... + 167113.

It is an arithmetic number, because the mean of its divisors is an integer number (566575353).

Almost surely, 2^3775607545 is an apocalyptic number.

It is an amenable number.

3775607545 is a deficient number, since it is larger than the sum of its proper divisors (756995279).

3775607545 is a wasteful number, since it uses less digits than its factorization.

3775607545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312299.

The product of its (nonzero) digits is 3087000, while the sum is 49.

The square root of 3775607545 is about 61445.9725694044. The cubic root of 3775607545 is about 1557.1446158252.

The spelling of 3775607545 in words is "three billion, seven hundred seventy-five million, six hundred seven thousand, five hundred forty-five".