3618181064623 has 16 divisors (see below), whose sum is σ = 3806054956800. Its totient is φ = 3432950435200.

The previous prime is 3618181064599. The next prime is 3618181064723. The reversal of 3618181064623 is 3264601818163.

It is a cyclic number.

It is not a de Polignac number, because 3618181064623 - 2⁵ = 3618181064591 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 (3618181064123) 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, 555108 + ... + 2746726.

It is an arithmetic number, because the mean of its divisors is an integer number (237878434800).

Almost surely, 2^{3618181064623} is an apocalyptic number.

3618181064623 is a deficient number, since it is larger than the sum of its proper divisors (187873892177).

3618181064623 is a wasteful number, since it uses less digits than its factorization.

3618181064623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192222.

The product of its (nonzero) digits is 995328, while the sum is 49.

The spelling of 3618181064623 in words is "three trillion, six hundred eighteen billion, one hundred eighty-one million, sixty-four thousand, six hundred twenty-three".