3407404033687 has 2 divisors, whose sum is σ = 3407404033688. Its totient is φ = 3407404033686.

The previous prime is 3407404033679. The next prime is 3407404033697. The reversal of 3407404033687 is 7863304047043.

It is a weak prime.

It is an emirp because it is prime and its reverse (7863304047043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3407404033687 - 2³ = 3407404033679 is a prime.

It is a super-2 number, since 2×3407404033687² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3407404033687.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3407404033697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1703702016843 + 1703702016844.

It is an arithmetic number, because the mean of its divisors is an integer number (1703702016844).

Almost surely, 2^{3407404033687} is an apocalyptic number.

3407404033687 is a deficient number, since it is larger than the sum of its proper divisors (1).

3407404033687 is an equidigital number, since it uses as much as digits as its factorization.

3407404033687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4064256, while the sum is 49.

The spelling of 3407404033687 in words is "three trillion, four hundred seven billion, four hundred four million, thirty-three thousand, six hundred eighty-seven".