3420550014391 has 2 divisors, whose sum is σ = 3420550014392. Its totient is φ = 3420550014390.

The previous prime is 3420550014367. The next prime is 3420550014403. The reversal of 3420550014391 is 1934100550243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3420550014391 - 2⁷ = 3420550014263 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3420550014391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3420550014191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710275007195 + 1710275007196.

It is an arithmetic number, because the mean of its divisors is an integer number (1710275007196).

Almost surely, 2^{3420550014391} is an apocalyptic number.

3420550014391 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420550014391 is an equidigital number, since it uses as much as digits as its factorization.

3420550014391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 3420550014391 in words is "three trillion, four hundred twenty billion, five hundred fifty million, fourteen thousand, three hundred ninety-one".