1351335306550 has 24 divisors (see below), whose sum is σ = 2661335652456. Its totient is φ = 508737997440.

The previous prime is 1351335306463. The next prime is 1351335306557. The reversal of 1351335306550 is 556035331531.

It is a super-2 number, since 2×1351335306550² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351335306557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 794902272 + ... + 794903971.

It is an arithmetic number, because the mean of its divisors is an integer number (110888985519).

Almost surely, 2^{1351335306550} is an apocalyptic number.

1351335306550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1351335306550 is a deficient number, since it is larger than the sum of its proper divisors (1310000345906).

1351335306550 is a wasteful number, since it uses less digits than its factorization.

1351335306550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589806272 (or 1589806267 counting only the distinct ones).

The product of its (nonzero) digits is 303750, while the sum is 40.

The spelling of 1351335306550 in words is "one trillion, three hundred fifty-one billion, three hundred thirty-five million, three hundred six thousand, five hundred fifty".