3618363961837 has 16 divisors (see below), whose sum is σ = 3772074821760. Its totient is φ = 3467853779200.

The previous prime is 3618363961799. The next prime is 3618363961843. The reversal of 3618363961837 is 7381693638163.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3618363961837 - 2¹⁵ = 3618363929069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3618363961847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2944512 + ... + 3988342.

It is an arithmetic number, because the mean of its divisors is an integer number (235754676360).

Almost surely, 2^{3618363961837} is an apocalyptic number.

It is an amenable number.

3618363961837 is a deficient number, since it is larger than the sum of its proper divisors (153710859923).

3618363961837 is a wasteful number, since it uses less digits than its factorization.

3618363961837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045364.

The product of its digits is 70543872, while the sum is 64.

The spelling of 3618363961837 in words is "three trillion, six hundred eighteen billion, three hundred sixty-three million, nine hundred sixty-one thousand, eight hundred thirty-seven".