20308363036416 has 432 divisors, whose sum is σ = 72164552212480. Its totient is φ = 5348763279360.

The previous prime is 20308363036387. The next prime is 20308363036427. The reversal of 20308363036416 is 61463036380302.

20308363036416 is a `hidden beast` number, since 2 + 0 + 3 + 0 + 8 + 3 + 630 + 3 + 6 + 4 + 1 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 154876161 + ... + 155007231.

Almost surely, 2^{20308363036416} is an apocalyptic number.

20308363036416 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20308363036416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36082276106240).

20308363036416 is an abundant number, since it is smaller than the sum of its proper divisors (51856189176064).

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

20308363036416 is a wasteful number, since it uses less digits than its factorization.

20308363036416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131852 (or 131835 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 45.

The spelling of 20308363036416 in words is "twenty trillion, three hundred eight billion, three hundred sixty-three million, thirty-six thousand, four hundred sixteen".