30326636340 has 576 divisors, whose sum is σ = 126878169600. Its totient is φ = 5658439680.

The previous prime is 30326636309. The next prime is 30326636341. The reversal of 30326636340 is 4363662303.

30326636340 is a `hidden beast` number, since 30 + 3 + 266 + 363 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 30326636295 and 30326636304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30326636341) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 6664386 + ... + 6668934.

It is an arithmetic number, because the mean of its divisors is an integer number (220274600).

Almost surely, 2^30326636340 is an apocalyptic number.

30326636340 is a gapful number since it is divisible by the number (30) 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 30326636340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63439084800).

30326636340 is an abundant number, since it is smaller than the sum of its proper divisors (96551533260).

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

30326636340 is a wasteful number, since it uses less digits than its factorization.

30326636340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4632 (or 4627 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 36.

It can be divided in two parts, 30326 and 636340, that added together give a palindrome (666666).

The spelling of 30326636340 in words is "thirty billion, three hundred twenty-six million, six hundred thirty-six thousand, three hundred forty".