3333333636397 has 8 divisors (see below), whose sum is σ = 3424762675736. Its totient is φ = 3241975067712.

The previous prime is 3333333636329. The next prime is 3333333636419. The reversal of 3333333636397 is 7936363333333.

It can be written as a sum of positive squares in 4 ways, for example, as 1433716469641 + 1899617166756 = 1197379^2 + 1378266^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3333333636397 - 2¹¹ = 3333333634349 is a prime.

It is a super-2 number, since 2×3333333636397² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3333333636197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17521758 + ... + 17710975.

It is an arithmetic number, because the mean of its divisors is an integer number (428095334467).

Almost surely, 2^{3333333636397} is an apocalyptic number.

3333333636397 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

3333333636397 is a deficient number, since it is larger than the sum of its proper divisors (91429039339).

3333333636397 is a wasteful number, since it uses less digits than its factorization.

3333333636397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35235327.

The product of its digits is 44641044, while the sum is 55.

The spelling of 3333333636397 in words is "three trillion, three hundred thirty-three billion, three hundred thirty-three million, six hundred thirty-six thousand, three hundred ninety-seven".