3420245015477 has 2 divisors, whose sum is σ = 3420245015478. Its totient is φ = 3420245015476.

The previous prime is 3420245015419. The next prime is 3420245015519. The reversal of 3420245015477 is 7745105420243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3335861156356 + 84383859121 = 1826434^2 + 290489^2 .

It is a cyclic number.

It is not a de Polignac number, because 3420245015477 - 2¹⁶ = 3420244949941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3420245015177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710122507738 + 1710122507739.

It is an arithmetic number, because the mean of its divisors is an integer number (1710122507739).

Almost surely, 2^{3420245015477} is an apocalyptic number.

It is an amenable number.

3420245015477 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420245015477 is an equidigital number, since it uses as much as digits as its factorization.

3420245015477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 940800, while the sum is 44.

The spelling of 3420245015477 in words is "three trillion, four hundred twenty billion, two hundred forty-five million, fifteen thousand, four hundred seventy-seven".