3336810387405 has 256 divisors, whose sum is σ = 6558343593984. Its totient is φ = 1429401600000.

The previous prime is 3336810387401. The next prime is 3336810387419. The reversal of 3336810387405 is 5047830186333.

It is a happy number.

It is not a de Polignac number, because 3336810387405 - 2² = 3336810387401 is a prime.

It is a super-2 number, since 2×3336810387405² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3336810387401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 645290470 + ... + 645295640.

It is an arithmetic number, because the mean of its divisors is an integer number (25618529664).

Almost surely, 2^{3336810387405} is an apocalyptic number.

It is an amenable number.

3336810387405 is a deficient number, since it is larger than the sum of its proper divisors (3221533206579).

3336810387405 is a wasteful number, since it uses less digits than its factorization.

3336810387405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5460.

The product of its (nonzero) digits is 4354560, while the sum is 51.

The spelling of 3336810387405 in words is "three trillion, three hundred thirty-six billion, eight hundred ten million, three hundred eighty-seven thousand, four hundred five".