3600749820361 has 4 divisors (see below), whose sum is σ = 3724913607300. Its totient is φ = 3476586033424.

The previous prime is 3600749820347. The next prime is 3600749820383. The reversal of 3600749820361 is 1630289470063.

3600749820361 = 1341780² + 1341781².

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1800373568400 + 1800376251961 = 1341780^2 + 1341781^2 .

It is a cyclic number.

It is not a de Polignac number, because 3600749820361 - 2¹³ = 3600749812169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3600749820061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62081893426 + ... + 62081893483.

It is an arithmetic number, because the mean of its divisors is an integer number (931228401825).

Almost surely, 2^{3600749820361} is an apocalyptic number.

3600749820361 is the 1341781-st centered square number and also the 848617-th centered decagonal number.

It is an amenable number.

3600749820361 is a deficient number, since it is larger than the sum of its proper divisors (124163786939).

3600749820361 is a wasteful number, since it uses less digits than its factorization.

3600749820361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124163786938.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 3600749820361 in words is "three trillion, six hundred billion, seven hundred forty-nine million, eight hundred twenty thousand, three hundred sixty-one".