3612042872936 has 16 divisors (see below), whose sum is σ = 6784739426340. Its totient is φ = 1802779025920.

The previous prime is 3612042872881. The next prime is 3612042872939. The reversal of 3612042872936 is 6392782402163.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3593276612836 + 18766260100 = 1895594^2 + 136990^2 .

It is not an unprimeable number, because it can be changed into a prime (3612042872939) 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, 405296585 + ... + 405305496.

Almost surely, 2^{3612042872936} is an apocalyptic number.

It is an amenable number.

3612042872936 is a deficient number, since it is larger than the sum of its proper divisors (3172696553404).

3612042872936 is a wasteful number, since it uses less digits than its factorization.

3612042872936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810602644 (or 810602640 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 53.

The spelling of 3612042872936 in words is "three trillion, six hundred twelve billion, forty-two million, eight hundred seventy-two thousand, nine hundred thirty-six".