3661367604052 has 18 divisors (see below), whose sum is σ = 6762373548378. Its totient is φ = 1734332022288.

The previous prime is 3661367604047. The next prime is 3661367604053. The reversal of 3661367604052 is 2504067631663.

It can be written as a sum of positive squares in only one way, i.e., 3550609101636 + 110758502416 = 1884306^2 + 332804^2 .

It is a super-2 number, since 2×3661367604052² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3661367603987 and 3661367604005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3661367604053) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1267785123 + ... + 1267788010.

Almost surely, 2^{3661367604052} is an apocalyptic number.

It is an amenable number.

3661367604052 is a deficient number, since it is larger than the sum of its proper divisors (3101005944326).

3661367604052 is a wasteful number, since it uses less digits than its factorization.

3661367604052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2535573175 (or 2535573154 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 49.

The spelling of 3661367604052 in words is "three trillion, six hundred sixty-one billion, three hundred sixty-seven million, six hundred four thousand, fifty-two".