35641993338 has 144 divisors (see below), whose sum is σ = 91923474240. Its totient is φ = 9774245376.

The previous prime is 35641993333. The next prime is 35641993339. The reversal of 35641993338 is 83339914653.

35641993338 is a `hidden beast` number, since 3 + 564 + 19 + 9 + 33 + 38 = 666.

It is not an unprimeable number, because it can be changed into a prime (35641993333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 13744170 + ... + 13746762.

It is an arithmetic number, because the mean of its divisors is an integer number (638357460).

Almost surely, 2^35641993338 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 35641993338, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45961737120).

35641993338 is an abundant number, since it is smaller than the sum of its proper divisors (56281480902).

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

35641993338 is a wasteful number, since it uses less digits than its factorization.

35641993338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2753 (or 2707 counting only the distinct ones).

The product of its digits is 6298560, while the sum is 54.

The spelling of 35641993338 in words is "thirty-five billion, six hundred forty-one million, nine hundred ninety-three thousand, three hundred thirty-eight".