1355433510220 has 192 divisors, whose sum is σ = 3068999442432. Its totient is φ = 501935616000.

The previous prime is 1355433510161. The next prime is 1355433510247. The reversal of 1355433510220 is 220153345531.

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 63 ways as a sum of consecutive naturals, for example, 297176740 + ... + 297181300.

It is an arithmetic number, because the mean of its divisors is an integer number (15984372096).

Almost surely, 2^{1355433510220} is an apocalyptic number.

1355433510220 is a gapful number since it is divisible by the number (10) 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 1355433510220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1534499721216).

1355433510220 is an abundant number, since it is smaller than the sum of its proper divisors (1713565932212).

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

1355433510220 is a wasteful number, since it uses less digits than its factorization.

1355433510220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4872 (or 4870 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 1355433510220 its reverse (220153345531), we get a palindrome (1575586855751).

The spelling of 1355433510220 in words is "one trillion, three hundred fifty-five billion, four hundred thirty-three million, five hundred ten thousand, two hundred twenty".