363661661316216 has 16 divisors (see below), whose sum is σ = 909154153290600. Its totient is φ = 121220553772064.

The previous prime is 363661661316179. The next prime is 363661661316223. The reversal of 363661661316216 is 612613166166363.

It is a super-2 number, since 2×363661661316216² (a number of 30 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7576284610731 + ... + 7576284610778.

Almost surely, 2^{363661661316216} is an apocalyptic number.

It is an amenable number.

363661661316216 is an abundant number, since it is smaller than the sum of its proper divisors (545492491974384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

363661661316216 is a wasteful number, since it uses less digits than its factorization.

363661661316216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15152569221518 (or 15152569221514 counting only the distinct ones).

The product of its digits is 15116544, while the sum is 57.

The spelling of 363661661316216 in words is "three hundred sixty-three trillion, six hundred sixty-one billion, six hundred sixty-one million, three hundred sixteen thousand, two hundred sixteen".