35533421440 has 192 divisors, whose sum is σ = 94132846080. Its totient is φ = 12815953920.

The previous prime is 35533421347. The next prime is 35533421453. The reversal of 35533421440 is 4412433553.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 35533421396 and 35533421405.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 9833074 + ... + 9836686.

It is an arithmetic number, because the mean of its divisors is an integer number (490275240).

Almost surely, 2^35533421440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 35533421440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47066423040).

35533421440 is an abundant number, since it is smaller than the sum of its proper divisors (58599424640).

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

35533421440 is a wasteful number, since it uses less digits than its factorization.

35533421440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3781 (or 3758 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 35533421440 its reverse (4412433553), we get a palindrome (39945854993).

The spelling of 35533421440 in words is "thirty-five billion, five hundred thirty-three million, four hundred twenty-one thousand, four hundred forty".